Home / 1,130,121.17-1,559,595.35-613,874.90

Finding the Fourth Proportional to 1,130,121.17, 1,559,595.35 and 613,874.90

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Solution

The fourth proportional to 1,130,121.17, 1,559,595.35 and 613,874.90 is: 847,162.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,130,121.17 : 1,559,595.35 = 613,874.90 : x
  2. Step 2: Convert to fraction form
    1,130,121.17/1,559,595.35 = 613,874.90/x
  3. Step 3: Cross multiply
    1,130,121.17x = 1,559,595.35 × 613,874.90
  4. Step 4: Simplify right side
    1,130,121.17x = 957,396,440,351.33
  5. Step 5: Solve for x
    x = 957,396,440,351.33/1,130,121.17
  6. Step 6: Final answer
    x = 847,162.64

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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.