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Finding the Fourth Proportional to 1,039,473, 1,434,472.74 and 562,545

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Solution

The fourth proportional to 1,039,473, 1,434,472.74 and 562,545 is: 776,312.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,039,473 : 1,434,472.74 = 562,545 : x
  2. Step 2: Convert to fraction form
    1,039,473/1,434,472.74 = 562,545/x
  3. Step 3: Cross multiply
    1,039,473x = 1,434,472.74 × 562,545
  4. Step 4: Simplify right side
    1,039,473x = 806,955,467,523.30
  5. Step 5: Solve for x
    x = 806,955,467,523.30/1,039,473
  6. Step 6: Final answer
    x = 776,312.10

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.