Home / 1,150,567.26-1,587,714.51-660,423.54

Finding the Fourth Proportional to 1,150,567.26, 1,587,714.51 and 660,423.54

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Solution

The fourth proportional to 1,150,567.26, 1,587,714.51 and 660,423.54 is: 911,345.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,150,567.26 : 1,587,714.51 = 660,423.54 : x
  2. Step 2: Convert to fraction form
    1,150,567.26/1,587,714.51 = 660,423.54/x
  3. Step 3: Cross multiply
    1,150,567.26x = 1,587,714.51 × 660,423.54
  4. Step 4: Simplify right side
    1,150,567.26x = 1,048,564,037,203.57
  5. Step 5: Solve for x
    x = 1,048,564,037,203.57/1,150,567.26
  6. Step 6: Final answer
    x = 911,345.28

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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.