Home / 3,119,874.13-4,679,219.35-1,520,829.01

Finding the Fourth Proportional to 3,119,874.13, 4,679,219.35 and 1,520,829.01

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Solution

The fourth proportional to 3,119,874.13, 4,679,219.35 and 1,520,829.01 is: 2,280,955.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,119,874.13 : 4,679,219.35 = 1,520,829.01 : x
  2. Step 2: Convert to fraction form
    3,119,874.13/4,679,219.35 = 1,520,829.01/x
  3. Step 3: Cross multiply
    3,119,874.13x = 4,679,219.35 × 1,520,829.01
  4. Step 4: Simplify right side
    3,119,874.13x = 7,116,292,531,633.34
  5. Step 5: Solve for x
    x = 7,116,292,531,633.34/3,119,874.13
  6. Step 6: Final answer
    x = 2,280,955.01

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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.