Home / 1,306,443.56-1,958,902.59-506,790.68

Finding the Fourth Proportional to 1,306,443.56, 1,958,902.59 and 506,790.68

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Solution

The fourth proportional to 1,306,443.56, 1,958,902.59 and 506,790.68 is: 759,890.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,306,443.56 : 1,958,902.59 = 506,790.68 : x
  2. Step 2: Convert to fraction form
    1,306,443.56/1,958,902.59 = 506,790.68/x
  3. Step 3: Cross multiply
    1,306,443.56x = 1,958,902.59 × 506,790.68
  4. Step 4: Simplify right side
    1,306,443.56x = 992,753,575,639.86
  5. Step 5: Solve for x
    x = 992,753,575,639.86/1,306,443.56
  6. Step 6: Final answer
    x = 759,890.14

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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.