Home / 977,139.90-1,466,055.45-942,579.90

Finding the Fourth Proportional to 977,139.90, 1,466,055.45 and 942,579.90

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Solution

The fourth proportional to 977,139.90, 1,466,055.45 and 942,579.90 is: 1,414,203.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    977,139.90 : 1,466,055.45 = 942,579.90 : x
  2. Step 2: Convert to fraction form
    977,139.90/1,466,055.45 = 942,579.90/x
  3. Step 3: Cross multiply
    977,139.90x = 1,466,055.45 × 942,579.90
  4. Step 4: Simplify right side
    977,139.90x = 1,381,874,399,455.46
  5. Step 5: Solve for x
    x = 1,381,874,399,455.46/977,139.90
  6. Step 6: Final answer
    x = 1,414,203.23

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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.