Home / 1,344,639.65-1,855,555.76-732,780.02

Finding the Fourth Proportional to 1,344,639.65, 1,855,555.76 and 732,780.02

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Solution

The fourth proportional to 1,344,639.65, 1,855,555.76 and 732,780.02 is: 1,011,210.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,344,639.65 : 1,855,555.76 = 732,780.02 : x
  2. Step 2: Convert to fraction form
    1,344,639.65/1,855,555.76 = 732,780.02/x
  3. Step 3: Cross multiply
    1,344,639.65x = 1,855,555.76 × 732,780.02
  4. Step 4: Simplify right side
    1,344,639.65x = 1,359,714,193,394.75
  5. Step 5: Solve for x
    x = 1,359,714,193,394.75/1,344,639.65
  6. Step 6: Final answer
    x = 1,011,210.85

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.