Home / 3,500,459.80-5,250,689.70-1,256,306.20

Finding the Fourth Proportional to 3,500,459.80, 5,250,689.70 and 1,256,306.20

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Solution

The fourth proportional to 3,500,459.80, 5,250,689.70 and 1,256,306.20 is: 1,884,459.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,500,459.80 : 5,250,689.70 = 1,256,306.20 : x
  2. Step 2: Convert to fraction form
    3,500,459.80/5,250,689.70 = 1,256,306.20/x
  3. Step 3: Cross multiply
    3,500,459.80x = 5,250,689.70 × 1,256,306.20
  4. Step 4: Simplify right side
    3,500,459.80x = 6,596,474,024,386.14
  5. Step 5: Solve for x
    x = 6,596,474,024,386.14/3,500,459.80
  6. Step 6: Final answer
    x = 1,884,459.30

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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.