Home / 2,898,809.13-4,348,442.52-768,893.88

Finding the Fourth Proportional to 2,898,809.13, 4,348,442.52 and 768,893.88

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Solution

The fourth proportional to 2,898,809.13, 4,348,442.52 and 768,893.88 is: 1,153,401.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,898,809.13 : 4,348,442.52 = 768,893.88 : x
  2. Step 2: Convert to fraction form
    2,898,809.13/4,348,442.52 = 768,893.88/x
  3. Step 3: Cross multiply
    2,898,809.13x = 4,348,442.52 × 768,893.88
  4. Step 4: Simplify right side
    2,898,809.13x = 3,343,490,841,159.78
  5. Step 5: Solve for x
    x = 3,343,490,841,159.78/2,898,809.13
  6. Step 6: Final answer
    x = 1,153,401.51

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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.