Home / 4,678,963.10-7,018,444.65-2,876,000.30

Finding the Fourth Proportional to 4,678,963.10, 7,018,444.65 and 2,876,000.30

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Solution

The fourth proportional to 4,678,963.10, 7,018,444.65 and 2,876,000.30 is: 4,314,000.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,678,963.10 : 7,018,444.65 = 2,876,000.30 : x
  2. Step 2: Convert to fraction form
    4,678,963.10/7,018,444.65 = 2,876,000.30/x
  3. Step 3: Cross multiply
    4,678,963.10x = 7,018,444.65 × 2,876,000.30
  4. Step 4: Simplify right side
    4,678,963.10x = 20,185,048,918,933.39
  5. Step 5: Solve for x
    x = 20,185,048,918,933.39/4,678,963.10
  6. Step 6: Final answer
    x = 4,314,000.45

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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.