Home / 1,347,147.06-2,018,970.93-547,498.02

Finding the Fourth Proportional to 1,347,147.06, 2,018,970.93 and 547,498.02

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Solution

The fourth proportional to 1,347,147.06, 2,018,970.93 and 547,498.02 is: 820,535.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,347,147.06 : 2,018,970.93 = 547,498.02 : x
  2. Step 2: Convert to fraction form
    1,347,147.06/2,018,970.93 = 547,498.02/x
  3. Step 3: Cross multiply
    1,347,147.06x = 2,018,970.93 × 547,498.02
  4. Step 4: Simplify right side
    1,347,147.06x = 1,105,382,586,612.56
  5. Step 5: Solve for x
    x = 1,105,382,586,612.56/1,347,147.06
  6. Step 6: Final answer
    x = 820,535.95

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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.