Home / 1,150,631.63-1,587,733.05-660,574.14

Finding the Fourth Proportional to 1,150,631.63, 1,587,733.05 and 660,574.14

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Solution

The fourth proportional to 1,150,631.63, 1,587,733.05 and 660,574.14 is: 911,512.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,150,631.63 : 1,587,733.05 = 660,574.14 : x
  2. Step 2: Convert to fraction form
    1,150,631.63/1,587,733.05 = 660,574.14/x
  3. Step 3: Cross multiply
    1,150,631.63x = 1,587,733.05 × 660,574.14
  4. Step 4: Simplify right side
    1,150,631.63x = 1,048,815,392,068.66
  5. Step 5: Solve for x
    x = 1,048,815,392,068.66/1,150,631.63
  6. Step 6: Final answer
    x = 911,512.74

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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.