Home / 1,500,421.10-2,248,980.43-741,138.46

Finding the Fourth Proportional to 1,500,421.10, 2,248,980.43 and 741,138.46

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Solution

The fourth proportional to 1,500,421.10, 2,248,980.43 and 741,138.46 is: 1,110,892.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,500,421.10 : 2,248,980.43 = 741,138.46 : x
  2. Step 2: Convert to fraction form
    1,500,421.10/2,248,980.43 = 741,138.46/x
  3. Step 3: Cross multiply
    1,500,421.10x = 2,248,980.43 × 741,138.46
  4. Step 4: Simplify right side
    1,500,421.10x = 1,666,805,892,460.34
  5. Step 5: Solve for x
    x = 1,666,805,892,460.34/1,500,421.10
  6. Step 6: Final answer
    x = 1,110,892.06

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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.