Home / 960,026.10-1,440,039.15-879,155.70

Finding the Fourth Proportional to 960,026.10, 1,440,039.15 and 879,155.70

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Solution

The fourth proportional to 960,026.10, 1,440,039.15 and 879,155.70 is: 1,318,733.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    960,026.10 : 1,440,039.15 = 879,155.70 : x
  2. Step 2: Convert to fraction form
    960,026.10/1,440,039.15 = 879,155.70/x
  3. Step 3: Cross multiply
    960,026.10x = 1,440,039.15 × 879,155.70
  4. Step 4: Simplify right side
    960,026.10x = 1,266,018,626,945.65
  5. Step 5: Solve for x
    x = 1,266,018,626,945.65/960,026.10
  6. Step 6: Final answer
    x = 1,318,733.55

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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.