Home / 1,131,874-1,562,207.96-648,762.96

Finding the Fourth Proportional to 1,131,874, 1,562,207.96 and 648,762.96

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Solution

The fourth proportional to 1,131,874, 1,562,207.96 and 648,762.96 is: 895,420.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,131,874 : 1,562,207.96 = 648,762.96 : x
  2. Step 2: Convert to fraction form
    1,131,874/1,562,207.96 = 648,762.96/x
  3. Step 3: Cross multiply
    1,131,874x = 1,562,207.96 × 648,762.96
  4. Step 4: Simplify right side
    1,131,874x = 1,013,502,660,265.16
  5. Step 5: Solve for x
    x = 1,013,502,660,265.16/1,131,874
  6. Step 6: Final answer
    x = 895,420.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.