Home / 4,244,681.20-6,367,021.80-2,900,988.40

Finding the Fourth Proportional to 4,244,681.20, 6,367,021.80 and 2,900,988.40

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Solution

The fourth proportional to 4,244,681.20, 6,367,021.80 and 2,900,988.40 is: 4,351,482.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,244,681.20 : 6,367,021.80 = 2,900,988.40 : x
  2. Step 2: Convert to fraction form
    4,244,681.20/6,367,021.80 = 2,900,988.40/x
  3. Step 3: Cross multiply
    4,244,681.20x = 6,367,021.80 × 2,900,988.40
  4. Step 4: Simplify right side
    4,244,681.20x = 18,470,656,384,347.12
  5. Step 5: Solve for x
    x = 18,470,656,384,347.12/4,244,681.20
  6. Step 6: Final answer
    x = 4,351,482.60

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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.