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Finding the Fourth Proportional to 2,475,133.74, 3,712,703.82 and 678,033

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Solution

The fourth proportional to 2,475,133.74, 3,712,703.82 and 678,033 is: 1,017,050.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,475,133.74 : 3,712,703.82 = 678,033 : x
  2. Step 2: Convert to fraction form
    2,475,133.74/3,712,703.82 = 678,033/x
  3. Step 3: Cross multiply
    2,475,133.74x = 3,712,703.82 × 678,033
  4. Step 4: Simplify right side
    2,475,133.74x = 2,517,335,709,186.06
  5. Step 5: Solve for x
    x = 2,517,335,709,186.06/2,475,133.74
  6. Step 6: Final answer
    x = 1,017,050.38

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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.