Home / 1,100,617.20-1,650,925.80-470,761.20

Finding the Fourth Proportional to 1,100,617.20, 1,650,925.80 and 470,761.20

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Solution

The fourth proportional to 1,100,617.20, 1,650,925.80 and 470,761.20 is: 706,141.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,100,617.20 : 1,650,925.80 = 470,761.20 : x
  2. Step 2: Convert to fraction form
    1,100,617.20/1,650,925.80 = 470,761.20/x
  3. Step 3: Cross multiply
    1,100,617.20x = 1,650,925.80 × 470,761.20
  4. Step 4: Simplify right side
    1,100,617.20x = 777,191,810,718.96
  5. Step 5: Solve for x
    x = 777,191,810,718.96/1,100,617.20
  6. Step 6: Final answer
    x = 706,141.80

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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.