Home / 1,409,794.30-2,114,691.45-931,497.40

Finding the Fourth Proportional to 1,409,794.30, 2,114,691.45 and 931,497.40

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Solution

The fourth proportional to 1,409,794.30, 2,114,691.45 and 931,497.40 is: 1,397,246.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,409,794.30 : 2,114,691.45 = 931,497.40 : x
  2. Step 2: Convert to fraction form
    1,409,794.30/2,114,691.45 = 931,497.40/x
  3. Step 3: Cross multiply
    1,409,794.30x = 2,114,691.45 × 931,497.40
  4. Step 4: Simplify right side
    1,409,794.30x = 1,969,829,587,477.23
  5. Step 5: Solve for x
    x = 1,969,829,587,477.23/1,409,794.30
  6. Step 6: Final answer
    x = 1,397,246.10

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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.