Home / 1,213,156.02-1,819,668.38-371,710.20

Finding the Fourth Proportional to 1,213,156.02, 1,819,668.38 and 371,710.20

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Solution

The fourth proportional to 1,213,156.02, 1,819,668.38 and 371,710.20 is: 557,545.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,213,156.02 : 1,819,668.38 = 371,710.20 : x
  2. Step 2: Convert to fraction form
    1,213,156.02/1,819,668.38 = 371,710.20/x
  3. Step 3: Cross multiply
    1,213,156.02x = 1,819,668.38 × 371,710.20
  4. Step 4: Simplify right side
    1,213,156.02x = 676,389,297,463.48
  5. Step 5: Solve for x
    x = 676,389,297,463.48/1,213,156.02
  6. Step 6: Final answer
    x = 557,545.18

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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.