Home / 1,709,558.20-2,564,337.30-999,220.60

Finding the Fourth Proportional to 1,709,558.20, 2,564,337.30 and 999,220.60

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Solution

The fourth proportional to 1,709,558.20, 2,564,337.30 and 999,220.60 is: 1,498,830.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,709,558.20 : 2,564,337.30 = 999,220.60 : x
  2. Step 2: Convert to fraction form
    1,709,558.20/2,564,337.30 = 999,220.60/x
  3. Step 3: Cross multiply
    1,709,558.20x = 2,564,337.30 × 999,220.60
  4. Step 4: Simplify right side
    1,709,558.20x = 2,562,338,655,508.38
  5. Step 5: Solve for x
    x = 2,562,338,655,508.38/1,709,558.20
  6. Step 6: Final answer
    x = 1,498,830.90

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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.