Home / 1,615,885.05-2,423,565.06-762,955.05

Finding the Fourth Proportional to 1,615,885.05, 2,423,565.06 and 762,955.05

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Solution

The fourth proportional to 1,615,885.05, 2,423,565.06 and 762,955.05 is: 1,144,308.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,615,885.05 : 2,423,565.06 = 762,955.05 : x
  2. Step 2: Convert to fraction form
    1,615,885.05/2,423,565.06 = 762,955.05/x
  3. Step 3: Cross multiply
    1,615,885.05x = 2,423,565.06 × 762,955.05
  4. Step 4: Simplify right side
    1,615,885.05x = 1,849,071,201,530.55
  5. Step 5: Solve for x
    x = 1,849,071,201,530.55/1,615,885.05
  6. Step 6: Final answer
    x = 1,144,308.63

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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.