Home / 995,277.40-1,492,916.10-817,984.60

Finding the Fourth Proportional to 995,277.40, 1,492,916.10 and 817,984.60

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Solution

The fourth proportional to 995,277.40, 1,492,916.10 and 817,984.60 is: 1,226,976.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    995,277.40 : 1,492,916.10 = 817,984.60 : x
  2. Step 2: Convert to fraction form
    995,277.40/1,492,916.10 = 817,984.60/x
  3. Step 3: Cross multiply
    995,277.40x = 1,492,916.10 × 817,984.60
  4. Step 4: Simplify right side
    995,277.40x = 1,221,182,378,892.06
  5. Step 5: Solve for x
    x = 1,221,182,378,892.06/995,277.40
  6. Step 6: Final answer
    x = 1,226,976.90

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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.