Home / 1,458,002.50-2,012,040.47-813,384.25

Finding the Fourth Proportional to 1,458,002.50, 2,012,040.47 and 813,384.25

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Solution

The fourth proportional to 1,458,002.50, 2,012,040.47 and 813,384.25 is: 1,122,468.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,458,002.50 : 2,012,040.47 = 813,384.25 : x
  2. Step 2: Convert to fraction form
    1,458,002.50/2,012,040.47 = 813,384.25/x
  3. Step 3: Cross multiply
    1,458,002.50x = 2,012,040.47 × 813,384.25
  4. Step 4: Simplify right side
    1,458,002.50x = 1,636,562,028,660.60
  5. Step 5: Solve for x
    x = 1,636,562,028,660.60/1,458,002.50
  6. Step 6: Final answer
    x = 1,122,468.60

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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.