Home / 1,330,895.40-1,996,343.10-976,601.40

Finding the Fourth Proportional to 1,330,895.40, 1,996,343.10 and 976,601.40

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Solution

The fourth proportional to 1,330,895.40, 1,996,343.10 and 976,601.40 is: 1,464,902.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,330,895.40 : 1,996,343.10 = 976,601.40 : x
  2. Step 2: Convert to fraction form
    1,330,895.40/1,996,343.10 = 976,601.40/x
  3. Step 3: Cross multiply
    1,330,895.40x = 1,996,343.10 × 976,601.40
  4. Step 4: Simplify right side
    1,330,895.40x = 1,949,631,466,340.34
  5. Step 5: Solve for x
    x = 1,949,631,466,340.34/1,330,895.40
  6. Step 6: Final answer
    x = 1,464,902.10

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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.