Home / 1,120,475.76-1,546,311.22-630,598.28

Finding the Fourth Proportional to 1,120,475.76, 1,546,311.22 and 630,598.28

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Solution

The fourth proportional to 1,120,475.76, 1,546,311.22 and 630,598.28 is: 870,256.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,120,475.76 : 1,546,311.22 = 630,598.28 : x
  2. Step 2: Convert to fraction form
    1,120,475.76/1,546,311.22 = 630,598.28/x
  3. Step 3: Cross multiply
    1,120,475.76x = 1,546,311.22 × 630,598.28
  4. Step 4: Simplify right side
    1,120,475.76x = 975,101,195,676.70
  5. Step 5: Solve for x
    x = 975,101,195,676.70/1,120,475.76
  6. Step 6: Final answer
    x = 870,256.40

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Double scale
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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.