Home / 1,411,980.72-1,948,546.20-767,402.46

Finding the Fourth Proportional to 1,411,980.72, 1,948,546.20 and 767,402.46

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Solution

The fourth proportional to 1,411,980.72, 1,948,546.20 and 767,402.46 is: 1,059,022.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,411,980.72 : 1,948,546.20 = 767,402.46 : x
  2. Step 2: Convert to fraction form
    1,411,980.72/1,948,546.20 = 767,402.46/x
  3. Step 3: Cross multiply
    1,411,980.72x = 1,948,546.20 × 767,402.46
  4. Step 4: Simplify right side
    1,411,980.72x = 1,495,319,147,303.65
  5. Step 5: Solve for x
    x = 1,495,319,147,303.65/1,411,980.72
  6. Step 6: Final answer
    x = 1,059,022.35

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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.