Home / 1,165,234.40-1,744,899.15-929,038.40

Finding the Fourth Proportional to 1,165,234.40, 1,744,899.15 and 929,038.40

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Solution

The fourth proportional to 1,165,234.40, 1,744,899.15 and 929,038.40 is: 1,391,203.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,165,234.40 : 1,744,899.15 = 929,038.40 : x
  2. Step 2: Convert to fraction form
    1,165,234.40/1,744,899.15 = 929,038.40/x
  3. Step 3: Cross multiply
    1,165,234.40x = 1,744,899.15 × 929,038.40
  4. Step 4: Simplify right side
    1,165,234.40x = 1,621,078,314,477.36
  5. Step 5: Solve for x
    x = 1,621,078,314,477.36/1,165,234.40
  6. Step 6: Final answer
    x = 1,391,203.62

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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.