Home / 1,132,857.47-1,563,381.59-616,630.16

Finding the Fourth Proportional to 1,132,857.47, 1,563,381.59 and 616,630.16

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Solution

The fourth proportional to 1,132,857.47, 1,563,381.59 and 616,630.16 is: 850,970.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,132,857.47 : 1,563,381.59 = 616,630.16 : x
  2. Step 2: Convert to fraction form
    1,132,857.47/1,563,381.59 = 616,630.16/x
  3. Step 3: Cross multiply
    1,132,857.47x = 1,563,381.59 × 616,630.16
  4. Step 4: Simplify right side
    1,132,857.47x = 964,028,229,082.70
  5. Step 5: Solve for x
    x = 964,028,229,082.70/1,132,857.47
  6. Step 6: Final answer
    x = 850,970.45

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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.