Home / 1,125,872.68-1,553,706.66-609,632.20

Finding the Fourth Proportional to 1,125,872.68, 1,553,706.66 and 609,632.20

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Solution

The fourth proportional to 1,125,872.68, 1,553,706.66 and 609,632.20 is: 841,293.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,125,872.68 : 1,553,706.66 = 609,632.20 : x
  2. Step 2: Convert to fraction form
    1,125,872.68/1,553,706.66 = 609,632.20/x
  3. Step 3: Cross multiply
    1,125,872.68x = 1,553,706.66 × 609,632.20
  4. Step 4: Simplify right side
    1,125,872.68x = 947,189,609,290.45
  5. Step 5: Solve for x
    x = 947,189,609,290.45/1,125,872.68
  6. Step 6: Final answer
    x = 841,293.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.