Home / 1,196,492.40-1,651,164.68-652,639.88

Finding the Fourth Proportional to 1,196,492.40, 1,651,164.68 and 652,639.88

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Solution

The fourth proportional to 1,196,492.40, 1,651,164.68 and 652,639.88 is: 900,645.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,196,492.40 : 1,651,164.68 = 652,639.88 : x
  2. Step 2: Convert to fraction form
    1,196,492.40/1,651,164.68 = 652,639.88/x
  3. Step 3: Cross multiply
    1,196,492.40x = 1,651,164.68 × 652,639.88
  4. Step 4: Simplify right side
    1,196,492.40x = 1,077,615,924,374.95
  5. Step 5: Solve for x
    x = 1,077,615,924,374.95/1,196,492.40
  6. Step 6: Final answer
    x = 900,645.86

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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.