Home / 4,303,008.40-6,454,512.60-2,887,430.80

Finding the Fourth Proportional to 4,303,008.40, 6,454,512.60 and 2,887,430.80

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Solution

The fourth proportional to 4,303,008.40, 6,454,512.60 and 2,887,430.80 is: 4,331,146.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,303,008.40 : 6,454,512.60 = 2,887,430.80 : x
  2. Step 2: Convert to fraction form
    4,303,008.40/6,454,512.60 = 2,887,430.80/x
  3. Step 3: Cross multiply
    4,303,008.40x = 6,454,512.60 × 2,887,430.80
  4. Step 4: Simplify right side
    4,303,008.40x = 18,636,958,480,228.08
  5. Step 5: Solve for x
    x = 18,636,958,480,228.08/4,303,008.40
  6. Step 6: Final answer
    x = 4,331,146.20

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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.