Home / 2,853,807.20-4,280,710.80-859,263.20

Finding the Fourth Proportional to 2,853,807.20, 4,280,710.80 and 859,263.20

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Solution

The fourth proportional to 2,853,807.20, 4,280,710.80 and 859,263.20 is: 1,288,894.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,853,807.20 : 4,280,710.80 = 859,263.20 : x
  2. Step 2: Convert to fraction form
    2,853,807.20/4,280,710.80 = 859,263.20/x
  3. Step 3: Cross multiply
    2,853,807.20x = 4,280,710.80 × 859,263.20
  4. Step 4: Simplify right side
    2,853,807.20x = 3,678,257,260,282.56
  5. Step 5: Solve for x
    x = 3,678,257,260,282.56/2,853,807.20
  6. Step 6: Final answer
    x = 1,288,894.80

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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.