Home / 2,205,332.80-3,307,999.20-709,424.80

Finding the Fourth Proportional to 2,205,332.80, 3,307,999.20 and 709,424.80

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Solution

The fourth proportional to 2,205,332.80, 3,307,999.20 and 709,424.80 is: 1,064,137.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,205,332.80 : 3,307,999.20 = 709,424.80 : x
  2. Step 2: Convert to fraction form
    2,205,332.80/3,307,999.20 = 709,424.80/x
  3. Step 3: Cross multiply
    2,205,332.80x = 3,307,999.20 × 709,424.80
  4. Step 4: Simplify right side
    2,205,332.80x = 2,346,776,670,860.16
  5. Step 5: Solve for x
    x = 2,346,776,670,860.16/2,205,332.80
  6. Step 6: Final answer
    x = 1,064,137.20

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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.