Home / 1,019,259.52-1,407,192-675,385.60

Finding the Fourth Proportional to 1,019,259.52, 1,407,192 and 675,385.60

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Solution

The fourth proportional to 1,019,259.52, 1,407,192 and 675,385.60 is: 932,438.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,019,259.52 : 1,407,192 = 675,385.60 : x
  2. Step 2: Convert to fraction form
    1,019,259.52/1,407,192 = 675,385.60/x
  3. Step 3: Cross multiply
    1,019,259.52x = 1,407,192 × 675,385.60
  4. Step 4: Simplify right side
    1,019,259.52x = 950,397,213,235.20
  5. Step 5: Solve for x
    x = 950,397,213,235.20/1,019,259.52
  6. Step 6: Final answer
    x = 932,438.89

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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.