Home / 1,573,486.65-2,171,348.51-929,114.37

Finding the Fourth Proportional to 1,573,486.65, 2,171,348.51 and 929,114.37

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Solution

The fourth proportional to 1,573,486.65, 2,171,348.51 and 929,114.37 is: 1,282,140.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,573,486.65 : 2,171,348.51 = 929,114.37 : x
  2. Step 2: Convert to fraction form
    1,573,486.65/2,171,348.51 = 929,114.37/x
  3. Step 3: Cross multiply
    1,573,486.65x = 2,171,348.51 × 929,114.37
  4. Step 4: Simplify right side
    1,573,486.65x = 2,017,431,098,273.52
  5. Step 5: Solve for x
    x = 2,017,431,098,273.52/1,573,486.65
  6. Step 6: Final answer
    x = 1,282,140.59

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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.