Home / 1,217,901.40-1,826,852.10-507,693.40

Finding the Fourth Proportional to 1,217,901.40, 1,826,852.10 and 507,693.40

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Solution

The fourth proportional to 1,217,901.40, 1,826,852.10 and 507,693.40 is: 761,540.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,217,901.40 : 1,826,852.10 = 507,693.40 : x
  2. Step 2: Convert to fraction form
    1,217,901.40/1,826,852.10 = 507,693.40/x
  3. Step 3: Cross multiply
    1,217,901.40x = 1,826,852.10 × 507,693.40
  4. Step 4: Simplify right side
    1,217,901.40x = 927,480,753,946.14
  5. Step 5: Solve for x
    x = 927,480,753,946.14/1,217,901.40
  6. Step 6: Final answer
    x = 761,540.10

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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.