Home / 1,330,541.40-1,995,812.10-799,699.80

Finding the Fourth Proportional to 1,330,541.40, 1,995,812.10 and 799,699.80

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Solution

The fourth proportional to 1,330,541.40, 1,995,812.10 and 799,699.80 is: 1,199,549.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,330,541.40 : 1,995,812.10 = 799,699.80 : x
  2. Step 2: Convert to fraction form
    1,330,541.40/1,995,812.10 = 799,699.80/x
  3. Step 3: Cross multiply
    1,330,541.40x = 1,995,812.10 × 799,699.80
  4. Step 4: Simplify right side
    1,330,541.40x = 1,596,050,537,207.58
  5. Step 5: Solve for x
    x = 1,596,050,537,207.58/1,330,541.40
  6. Step 6: Final answer
    x = 1,199,549.70

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Similar ratio
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1.5x scale

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.