Home / 1,497,792.30-2,246,688.45-1,415,123.70

Finding the Fourth Proportional to 1,497,792.30, 2,246,688.45 and 1,415,123.70

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Solution

The fourth proportional to 1,497,792.30, 2,246,688.45 and 1,415,123.70 is: 2,122,685.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,497,792.30 : 2,246,688.45 = 1,415,123.70 : x
  2. Step 2: Convert to fraction form
    1,497,792.30/2,246,688.45 = 1,415,123.70/x
  3. Step 3: Cross multiply
    1,497,792.30x = 2,246,688.45 × 1,415,123.70
  4. Step 4: Simplify right side
    1,497,792.30x = 3,179,342,072,111.27
  5. Step 5: Solve for x
    x = 3,179,342,072,111.27/1,497,792.30
  6. Step 6: Final answer
    x = 2,122,685.55

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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.