Home / 977,177.40-1,466,111.70-942,617.40

Finding the Fourth Proportional to 977,177.40, 1,466,111.70 and 942,617.40

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Solution

The fourth proportional to 977,177.40, 1,466,111.70 and 942,617.40 is: 1,414,259.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    977,177.40 : 1,466,111.70 = 942,617.40 : x
  2. Step 2: Convert to fraction form
    977,177.40/1,466,111.70 = 942,617.40/x
  3. Step 3: Cross multiply
    977,177.40x = 1,466,111.70 × 942,617.40
  4. Step 4: Simplify right side
    977,177.40x = 1,381,982,398,763.58
  5. Step 5: Solve for x
    x = 1,381,982,398,763.58/977,177.40
  6. Step 6: Final answer
    x = 1,414,259.48

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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.