Home / 1,094,084.78-1,508,646.74-711,401.90

Finding the Fourth Proportional to 1,094,084.78, 1,508,646.74 and 711,401.90

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Solution

The fourth proportional to 1,094,084.78, 1,508,646.74 and 711,401.90 is: 980,960.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,094,084.78 : 1,508,646.74 = 711,401.90 : x
  2. Step 2: Convert to fraction form
    1,094,084.78/1,508,646.74 = 711,401.90/x
  3. Step 3: Cross multiply
    1,094,084.78x = 1,508,646.74 × 711,401.90
  4. Step 4: Simplify right side
    1,094,084.78x = 1,073,254,157,264.81
  5. Step 5: Solve for x
    x = 1,073,254,157,264.81/1,094,084.78
  6. Step 6: Final answer
    x = 980,960.69

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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.