Home / 2,475,138.24-3,712,710.56-678,037.50

Finding the Fourth Proportional to 2,475,138.24, 3,712,710.56 and 678,037.50

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Solution

The fourth proportional to 2,475,138.24, 3,712,710.56 and 678,037.50 is: 1,017,057.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,475,138.24 : 3,712,710.56 = 678,037.50 : x
  2. Step 2: Convert to fraction form
    2,475,138.24/3,712,710.56 = 678,037.50/x
  3. Step 3: Cross multiply
    2,475,138.24x = 3,712,710.56 × 678,037.50
  4. Step 4: Simplify right side
    2,475,138.24x = 2,517,356,982,935.81
  5. Step 5: Solve for x
    x = 2,517,356,982,935.81/2,475,138.24
  6. Step 6: Final answer
    x = 1,017,057.13

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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.