Home / 1,347,145.03-2,018,967.90-547,496.02

Finding the Fourth Proportional to 1,347,145.03, 2,018,967.90 and 547,496.02

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Solution

The fourth proportional to 1,347,145.03, 2,018,967.90 and 547,496.02 is: 820,532.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,347,145.03 : 2,018,967.90 = 547,496.02 : x
  2. Step 2: Convert to fraction form
    1,347,145.03/2,018,967.90 = 547,496.02/x
  3. Step 3: Cross multiply
    1,347,145.03x = 2,018,967.90 × 547,496.02
  4. Step 4: Simplify right side
    1,347,145.03x = 1,105,376,889,757.76
  5. Step 5: Solve for x
    x = 1,105,376,889,757.76/1,347,145.03
  6. Step 6: Final answer
    x = 820,532.95

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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.