Home / 5,252,005.20-7,878,007.80-3,006,296.40

Finding the Fourth Proportional to 5,252,005.20, 7,878,007.80 and 3,006,296.40

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Solution

The fourth proportional to 5,252,005.20, 7,878,007.80 and 3,006,296.40 is: 4,509,444.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,252,005.20 : 7,878,007.80 = 3,006,296.40 : x
  2. Step 2: Convert to fraction form
    5,252,005.20/7,878,007.80 = 3,006,296.40/x
  3. Step 3: Cross multiply
    5,252,005.20x = 7,878,007.80 × 3,006,296.40
  4. Step 4: Simplify right side
    5,252,005.20x = 23,683,626,488,311.92
  5. Step 5: Solve for x
    x = 23,683,626,488,311.92/5,252,005.20
  6. Step 6: Final answer
    x = 4,509,444.60

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Similar ratio
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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.