Home / 1,098,031.11-1,515,267.26-607,953.79

Finding the Fourth Proportional to 1,098,031.11, 1,515,267.26 and 607,953.79

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Solution

The fourth proportional to 1,098,031.11, 1,515,267.26 and 607,953.79 is: 838,967.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,098,031.11 : 1,515,267.26 = 607,953.79 : x
  2. Step 2: Convert to fraction form
    1,098,031.11/1,515,267.26 = 607,953.79/x
  3. Step 3: Cross multiply
    1,098,031.11x = 1,515,267.26 × 607,953.79
  4. Step 4: Simplify right side
    1,098,031.11x = 921,212,473,579.92
  5. Step 5: Solve for x
    x = 921,212,473,579.92/1,098,031.11
  6. Step 6: Final answer
    x = 838,967.55

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Double scale
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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.