Home / 2,928,118.80-4,386,346.20-2,577,421.20

Finding the Fourth Proportional to 2,928,118.80, 4,386,346.20 and 2,577,421.20

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Solution

The fourth proportional to 2,928,118.80, 4,386,346.20 and 2,577,421.20 is: 3,860,998.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,928,118.80 : 4,386,346.20 = 2,577,421.20 : x
  2. Step 2: Convert to fraction form
    2,928,118.80/4,386,346.20 = 2,577,421.20/x
  3. Step 3: Cross multiply
    2,928,118.80x = 4,386,346.20 × 2,577,421.20
  4. Step 4: Simplify right side
    2,928,118.80x = 11,305,461,686,419.44
  5. Step 5: Solve for x
    x = 11,305,461,686,419.44/2,928,118.80
  6. Step 6: Final answer
    x = 3,860,998.29

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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.