Home / 2,811,897.40-4,217,846.10-1,015,058.20

Finding the Fourth Proportional to 2,811,897.40, 4,217,846.10 and 1,015,058.20

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Solution

The fourth proportional to 2,811,897.40, 4,217,846.10 and 1,015,058.20 is: 1,522,587.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,811,897.40 : 4,217,846.10 = 1,015,058.20 : x
  2. Step 2: Convert to fraction form
    2,811,897.40/4,217,846.10 = 1,015,058.20/x
  3. Step 3: Cross multiply
    2,811,897.40x = 4,217,846.10 × 1,015,058.20
  4. Step 4: Simplify right side
    2,811,897.40x = 4,281,359,270,143.02
  5. Step 5: Solve for x
    x = 4,281,359,270,143.02/2,811,897.40
  6. Step 6: Final answer
    x = 1,522,587.30

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Double scale
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Similar ratio
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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.