Home / 1,569,487.70-2,355,981.15-860,899.70

Finding the Fourth Proportional to 1,569,487.70, 2,355,981.15 and 860,899.70

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Solution

The fourth proportional to 1,569,487.70, 2,355,981.15 and 860,899.70 is: 1,292,309.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,569,487.70 : 2,355,981.15 = 860,899.70 : x
  2. Step 2: Convert to fraction form
    1,569,487.70/2,355,981.15 = 860,899.70/x
  3. Step 3: Cross multiply
    1,569,487.70x = 2,355,981.15 × 860,899.70
  4. Step 4: Simplify right side
    1,569,487.70x = 2,028,263,465,240.65
  5. Step 5: Solve for x
    x = 2,028,263,465,240.65/1,569,487.70
  6. Step 6: Final answer
    x = 1,292,309.25

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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.