Home / 2,819,259.40-4,220,249.10-1,553,211.40

Finding the Fourth Proportional to 2,819,259.40, 4,220,249.10 and 1,553,211.40

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Solution

The fourth proportional to 2,819,259.40, 4,220,249.10 and 1,553,211.40 is: 2,325,057.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,819,259.40 : 4,220,249.10 = 1,553,211.40 : x
  2. Step 2: Convert to fraction form
    2,819,259.40/4,220,249.10 = 1,553,211.40/x
  3. Step 3: Cross multiply
    2,819,259.40x = 4,220,249.10 × 1,553,211.40
  4. Step 4: Simplify right side
    2,819,259.40x = 6,554,939,012,959.74
  5. Step 5: Solve for x
    x = 6,554,939,012,959.74/2,819,259.40
  6. Step 6: Final answer
    x = 2,325,057.07

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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.