Home / 1,569,780.78-2,350,560.18-1,028,333.70

Finding the Fourth Proportional to 1,569,780.78, 2,350,560.18 and 1,028,333.70

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Solution

The fourth proportional to 1,569,780.78, 2,350,560.18 and 1,028,333.70 is: 1,539,807.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,569,780.78 : 2,350,560.18 = 1,028,333.70 : x
  2. Step 2: Convert to fraction form
    1,569,780.78/2,350,560.18 = 1,028,333.70/x
  3. Step 3: Cross multiply
    1,569,780.78x = 2,350,560.18 × 1,028,333.70
  4. Step 4: Simplify right side
    1,569,780.78x = 2,417,160,246,972.07
  5. Step 5: Solve for x
    x = 2,417,160,246,972.07/1,569,780.78
  6. Step 6: Final answer
    x = 1,539,807.52

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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.