Home / 1,078,956-1,488,959.28-602,028

Finding the Fourth Proportional to 1,078,956, 1,488,959.28 and 602,028

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Solution

The fourth proportional to 1,078,956, 1,488,959.28 and 602,028 is: 830,798.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,078,956 : 1,488,959.28 = 602,028 : x
  2. Step 2: Convert to fraction form
    1,078,956/1,488,959.28 = 602,028/x
  3. Step 3: Cross multiply
    1,078,956x = 1,488,959.28 × 602,028
  4. Step 4: Simplify right side
    1,078,956x = 896,395,177,419.84
  5. Step 5: Solve for x
    x = 896,395,177,419.84/1,078,956
  6. Step 6: Final answer
    x = 830,798.64

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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.