Home / 833,895.17-1,151,172.11-558,726.89

Finding the Fourth Proportional to 833,895.17, 1,151,172.11 and 558,726.89

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Solution

The fourth proportional to 833,895.17, 1,151,172.11 and 558,726.89 is: 771,308.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    833,895.17 : 1,151,172.11 = 558,726.89 : x
  2. Step 2: Convert to fraction form
    833,895.17/1,151,172.11 = 558,726.89/x
  3. Step 3: Cross multiply
    833,895.17x = 1,151,172.11 × 558,726.89
  4. Step 4: Simplify right side
    833,895.17x = 643,190,810,081.40
  5. Step 5: Solve for x
    x = 643,190,810,081.40/833,895.17
  6. Step 6: Final answer
    x = 771,308.95

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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.