Home / 1,569,479.70-2,355,969.15-860,891.70

Finding the Fourth Proportional to 1,569,479.70, 2,355,969.15 and 860,891.70

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Solution

The fourth proportional to 1,569,479.70, 2,355,969.15 and 860,891.70 is: 1,292,297.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,569,479.70 : 2,355,969.15 = 860,891.70 : x
  2. Step 2: Convert to fraction form
    1,569,479.70/2,355,969.15 = 860,891.70/x
  3. Step 3: Cross multiply
    1,569,479.70x = 2,355,969.15 × 860,891.70
  4. Step 4: Simplify right side
    1,569,479.70x = 2,028,234,286,691.06
  5. Step 5: Solve for x
    x = 2,028,234,286,691.06/1,569,479.70
  6. Step 6: Final answer
    x = 1,292,297.24

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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.