Home / 1,437,108.50-2,156,009.04-538,558.20

Finding the Fourth Proportional to 1,437,108.50, 2,156,009.04 and 538,558.20

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Solution

The fourth proportional to 1,437,108.50, 2,156,009.04 and 538,558.20 is: 807,967.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,437,108.50 : 2,156,009.04 = 538,558.20 : x
  2. Step 2: Convert to fraction form
    1,437,108.50/2,156,009.04 = 538,558.20/x
  3. Step 3: Cross multiply
    1,437,108.50x = 2,156,009.04 × 538,558.20
  4. Step 4: Simplify right side
    1,437,108.50x = 1,161,136,347,766.13
  5. Step 5: Solve for x
    x = 1,161,136,347,766.13/1,437,108.50
  6. Step 6: Final answer
    x = 807,967.07

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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.