Home / 1,174,627.60-1,762,402.20-426,749.20

Finding the Fourth Proportional to 1,174,627.60, 1,762,402.20 and 426,749.20

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Solution

The fourth proportional to 1,174,627.60, 1,762,402.20 and 426,749.20 is: 640,291.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,174,627.60 : 1,762,402.20 = 426,749.20 : x
  2. Step 2: Convert to fraction form
    1,174,627.60/1,762,402.20 = 426,749.20/x
  3. Step 3: Cross multiply
    1,174,627.60x = 1,762,402.20 × 426,749.20
  4. Step 4: Simplify right side
    1,174,627.60x = 752,103,728,928.24
  5. Step 5: Solve for x
    x = 752,103,728,928.24/1,174,627.60
  6. Step 6: Final answer
    x = 640,291.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.