Home / 1,165,509.06-1,748,385.12-445,849.38

Finding the Fourth Proportional to 1,165,509.06, 1,748,385.12 and 445,849.38

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Solution

The fourth proportional to 1,165,509.06, 1,748,385.12 and 445,849.38 is: 668,820.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,165,509.06 : 1,748,385.12 = 445,849.38 : x
  2. Step 2: Convert to fraction form
    1,165,509.06/1,748,385.12 = 445,849.38/x
  3. Step 3: Cross multiply
    1,165,509.06x = 1,748,385.12 × 445,849.38
  4. Step 4: Simplify right side
    1,165,509.06x = 779,516,421,753.23
  5. Step 5: Solve for x
    x = 779,516,421,753.23/1,165,509.06
  6. Step 6: Final answer
    x = 668,820.56

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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.