Home / 2,976,656.80-4,460,060.40-1,712,279.20

Finding the Fourth Proportional to 2,976,656.80, 4,460,060.40 and 1,712,279.20

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Solution

The fourth proportional to 2,976,656.80, 4,460,060.40 and 1,712,279.20 is: 2,565,585.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,976,656.80 : 4,460,060.40 = 1,712,279.20 : x
  2. Step 2: Convert to fraction form
    2,976,656.80/4,460,060.40 = 1,712,279.20/x
  3. Step 3: Cross multiply
    2,976,656.80x = 4,460,060.40 × 1,712,279.20
  4. Step 4: Simplify right side
    2,976,656.80x = 7,636,868,653,663.68
  5. Step 5: Solve for x
    x = 7,636,868,653,663.68/2,976,656.80
  6. Step 6: Final answer
    x = 2,565,585.88

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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.