Home / 1,207,967.72-1,808,008.73-888,034.86

Finding the Fourth Proportional to 1,207,967.72, 1,808,008.73 and 888,034.86

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Solution

The fourth proportional to 1,207,967.72, 1,808,008.73 and 888,034.86 is: 1,329,153.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,207,967.72 : 1,808,008.73 = 888,034.86 : x
  2. Step 2: Convert to fraction form
    1,207,967.72/1,808,008.73 = 888,034.86/x
  3. Step 3: Cross multiply
    1,207,967.72x = 1,808,008.73 × 888,034.86
  4. Step 4: Simplify right side
    1,207,967.72x = 1,605,574,778,314.28
  5. Step 5: Solve for x
    x = 1,605,574,778,314.28/1,207,967.72
  6. Step 6: Final answer
    x = 1,329,153.72

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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.