Home / 1,875,728.97-2,813,018.90-677,503.53

Finding the Fourth Proportional to 1,875,728.97, 2,813,018.90 and 677,503.53

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Solution

The fourth proportional to 1,875,728.97, 2,813,018.90 and 677,503.53 is: 1,016,047.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,875,728.97 : 2,813,018.90 = 677,503.53 : x
  2. Step 2: Convert to fraction form
    1,875,728.97/2,813,018.90 = 677,503.53/x
  3. Step 3: Cross multiply
    1,875,728.97x = 2,813,018.90 × 677,503.53
  4. Step 4: Simplify right side
    1,875,728.97x = 1,905,830,231,319.20
  5. Step 5: Solve for x
    x = 1,905,830,231,319.20/1,875,728.97
  6. Step 6: Final answer
    x = 1,016,047.77

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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.