Home / 1,721,870.44-2,582,797.02-442,476.52

Finding the Fourth Proportional to 1,721,870.44, 2,582,797.02 and 442,476.52

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Solution

The fourth proportional to 1,721,870.44, 2,582,797.02 and 442,476.52 is: 663,712.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,721,870.44 : 2,582,797.02 = 442,476.52 : x
  2. Step 2: Convert to fraction form
    1,721,870.44/2,582,797.02 = 442,476.52/x
  3. Step 3: Cross multiply
    1,721,870.44x = 2,582,797.02 × 442,476.52
  4. Step 4: Simplify right side
    1,721,870.44x = 1,142,827,037,275.97
  5. Step 5: Solve for x
    x = 1,142,827,037,275.97/1,721,870.44
  6. Step 6: Final answer
    x = 663,712.56

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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.