Home / 1,552,532.86-2,142,491.88-873,469.36

Finding the Fourth Proportional to 1,552,532.86, 2,142,491.88 and 873,469.36

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Solution

The fourth proportional to 1,552,532.86, 2,142,491.88 and 873,469.36 is: 1,205,385.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,552,532.86 : 2,142,491.88 = 873,469.36 : x
  2. Step 2: Convert to fraction form
    1,552,532.86/2,142,491.88 = 873,469.36/x
  3. Step 3: Cross multiply
    1,552,532.86x = 2,142,491.88 × 873,469.36
  4. Step 4: Simplify right side
    1,552,532.86x = 1,871,401,011,228.80
  5. Step 5: Solve for x
    x = 1,871,401,011,228.80/1,552,532.86
  6. Step 6: Final answer
    x = 1,205,385.77

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.