Home / 992,655.40-1,488,983.10-882,430.60

Finding the Fourth Proportional to 992,655.40, 1,488,983.10 and 882,430.60

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Solution

The fourth proportional to 992,655.40, 1,488,983.10 and 882,430.60 is: 1,323,645.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    992,655.40 : 1,488,983.10 = 882,430.60 : x
  2. Step 2: Convert to fraction form
    992,655.40/1,488,983.10 = 882,430.60/x
  3. Step 3: Cross multiply
    992,655.40x = 1,488,983.10 × 882,430.60
  4. Step 4: Simplify right side
    992,655.40x = 1,313,924,250,322.86
  5. Step 5: Solve for x
    x = 1,313,924,250,322.86/992,655.40
  6. Step 6: Final answer
    x = 1,323,645.90

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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.