Home / 977,564.10-1,466,346.15-859,368.90

Finding the Fourth Proportional to 977,564.10, 1,466,346.15 and 859,368.90

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Solution

The fourth proportional to 977,564.10, 1,466,346.15 and 859,368.90 is: 1,289,053.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    977,564.10 : 1,466,346.15 = 859,368.90 : x
  2. Step 2: Convert to fraction form
    977,564.10/1,466,346.15 = 859,368.90/x
  3. Step 3: Cross multiply
    977,564.10x = 1,466,346.15 × 859,368.90
  4. Step 4: Simplify right side
    977,564.10x = 1,260,132,277,944.73
  5. Step 5: Solve for x
    x = 1,260,132,277,944.73/977,564.10
  6. Step 6: Final answer
    x = 1,289,053.35

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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.