Home / 4,926,743.20-7,392,572.40-2,798,461.60

Finding the Fourth Proportional to 4,926,743.20, 7,392,572.40 and 2,798,461.60

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Solution

The fourth proportional to 4,926,743.20, 7,392,572.40 and 2,798,461.60 is: 4,199,088.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,926,743.20 : 7,392,572.40 = 2,798,461.60 : x
  2. Step 2: Convert to fraction form
    4,926,743.20/7,392,572.40 = 2,798,461.60/x
  3. Step 3: Cross multiply
    4,926,743.20x = 7,392,572.40 × 2,798,461.60
  4. Step 4: Simplify right side
    4,926,743.20x = 20,687,829,986,619.84
  5. Step 5: Solve for x
    x = 20,687,829,986,619.84/4,926,743.20
  6. Step 6: Final answer
    x = 4,199,088.35

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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.