Home / 1,197,811.86-1,652,954.61-653,921.16

Finding the Fourth Proportional to 1,197,811.86, 1,652,954.61 and 653,921.16

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Solution

The fourth proportional to 1,197,811.86, 1,652,954.61 and 653,921.16 is: 902,397.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,197,811.86 : 1,652,954.61 = 653,921.16 : x
  2. Step 2: Convert to fraction form
    1,197,811.86/1,652,954.61 = 653,921.16/x
  3. Step 3: Cross multiply
    1,197,811.86x = 1,652,954.61 × 653,921.16
  4. Step 4: Simplify right side
    1,197,811.86x = 1,080,901,995,998.55
  5. Step 5: Solve for x
    x = 1,080,901,995,998.55/1,197,811.86
  6. Step 6: Final answer
    x = 902,397.14

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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.