Home / 1,330,773.40-1,996,160.10-976,479.40

Finding the Fourth Proportional to 1,330,773.40, 1,996,160.10 and 976,479.40

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Solution

The fourth proportional to 1,330,773.40, 1,996,160.10 and 976,479.40 is: 1,464,719.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,330,773.40 : 1,996,160.10 = 976,479.40 : x
  2. Step 2: Convert to fraction form
    1,330,773.40/1,996,160.10 = 976,479.40/x
  3. Step 3: Cross multiply
    1,330,773.40x = 1,996,160.10 × 976,479.40
  4. Step 4: Simplify right side
    1,330,773.40x = 1,949,209,216,751.94
  5. Step 5: Solve for x
    x = 1,949,209,216,751.94/1,330,773.40
  6. Step 6: Final answer
    x = 1,464,719.10

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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.