Home / 1,137,317.76-1,569,498.12-653,977.80

Finding the Fourth Proportional to 1,137,317.76, 1,569,498.12 and 653,977.80

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Solution

The fourth proportional to 1,137,317.76, 1,569,498.12 and 653,977.80 is: 902,489.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,137,317.76 : 1,569,498.12 = 653,977.80 : x
  2. Step 2: Convert to fraction form
    1,137,317.76/1,569,498.12 = 653,977.80/x
  3. Step 3: Cross multiply
    1,137,317.76x = 1,569,498.12 × 653,977.80
  4. Step 4: Simplify right side
    1,137,317.76x = 1,026,416,927,621.74
  5. Step 5: Solve for x
    x = 1,026,416,927,621.74/1,137,317.76
  6. Step 6: Final answer
    x = 902,489.14

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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.