Home / 983,612.60-1,475,418.90-976,614.20

Finding the Fourth Proportional to 983,612.60, 1,475,418.90 and 976,614.20

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Solution

The fourth proportional to 983,612.60, 1,475,418.90 and 976,614.20 is: 1,464,921.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    983,612.60 : 1,475,418.90 = 976,614.20 : x
  2. Step 2: Convert to fraction form
    983,612.60/1,475,418.90 = 976,614.20/x
  3. Step 3: Cross multiply
    983,612.60x = 1,475,418.90 × 976,614.20
  4. Step 4: Simplify right side
    983,612.60x = 1,440,915,048,688.38
  5. Step 5: Solve for x
    x = 1,440,915,048,688.38/983,612.60
  6. Step 6: Final answer
    x = 1,464,921.30

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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.