Home / 1,675,175.34-2,506,422.07-992,428.78

Finding the Fourth Proportional to 1,675,175.34, 2,506,422.07 and 992,428.78

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Solution

The fourth proportional to 1,675,175.34, 2,506,422.07 and 992,428.78 is: 1,484,886.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,675,175.34 : 2,506,422.07 = 992,428.78 : x
  2. Step 2: Convert to fraction form
    1,675,175.34/2,506,422.07 = 992,428.78/x
  3. Step 3: Cross multiply
    1,675,175.34x = 2,506,422.07 × 992,428.78
  4. Step 4: Simplify right side
    1,675,175.34x = 2,487,445,392,097.32
  5. Step 5: Solve for x
    x = 2,487,445,392,097.32/1,675,175.34
  6. Step 6: Final answer
    x = 1,484,886.58

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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.