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Finding the Fourth Proportional to 1,875,258, 2,813,363.28 and 545,562

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Solution

The fourth proportional to 1,875,258, 2,813,363.28 and 545,562 is: 818,481.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,875,258 : 2,813,363.28 = 545,562 : x
  2. Step 2: Convert to fraction form
    1,875,258/2,813,363.28 = 545,562/x
  3. Step 3: Cross multiply
    1,875,258x = 2,813,363.28 × 545,562
  4. Step 4: Simplify right side
    1,875,258x = 1,534,864,097,763.36
  5. Step 5: Solve for x
    x = 1,534,864,097,763.36/1,875,258
  6. Step 6: Final answer
    x = 818,481.56

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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.