Home / 3,139,870.40-4,704,967.20-2,337,387.20

Finding the Fourth Proportional to 3,139,870.40, 4,704,967.20 and 2,337,387.20

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Solution

The fourth proportional to 3,139,870.40, 4,704,967.20 and 2,337,387.20 is: 3,502,478.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,139,870.40 : 4,704,967.20 = 2,337,387.20 : x
  2. Step 2: Convert to fraction form
    3,139,870.40/4,704,967.20 = 2,337,387.20/x
  3. Step 3: Cross multiply
    3,139,870.40x = 4,704,967.20 × 2,337,387.20
  4. Step 4: Simplify right side
    3,139,870.40x = 10,997,330,109,699.84
  5. Step 5: Solve for x
    x = 10,997,330,109,699.84/3,139,870.40
  6. Step 6: Final answer
    x = 3,502,478.99

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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.