Home / 1,348,334.40-2,023,376.40-779,714.40

Finding the Fourth Proportional to 1,348,334.40, 2,023,376.40 and 779,714.40

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Solution

The fourth proportional to 1,348,334.40, 2,023,376.40 and 779,714.40 is: 1,170,077.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,348,334.40 : 2,023,376.40 = 779,714.40 : x
  2. Step 2: Convert to fraction form
    1,348,334.40/2,023,376.40 = 779,714.40/x
  3. Step 3: Cross multiply
    1,348,334.40x = 2,023,376.40 × 779,714.40
  4. Step 4: Simplify right side
    1,348,334.40x = 1,577,655,715,700.16
  5. Step 5: Solve for x
    x = 1,577,655,715,700.16/1,348,334.40
  6. Step 6: Final answer
    x = 1,170,077.48

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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.