Home / 1,408,620.06-1,942,355.12-1,046,715.30

Finding the Fourth Proportional to 1,408,620.06, 1,942,355.12 and 1,046,715.30

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Solution

The fourth proportional to 1,408,620.06, 1,942,355.12 and 1,046,715.30 is: 1,443,322.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,408,620.06 : 1,942,355.12 = 1,046,715.30 : x
  2. Step 2: Convert to fraction form
    1,408,620.06/1,942,355.12 = 1,046,715.30/x
  3. Step 3: Cross multiply
    1,408,620.06x = 1,942,355.12 × 1,046,715.30
  4. Step 4: Simplify right side
    1,408,620.06x = 2,033,092,816,903.76
  5. Step 5: Solve for x
    x = 2,033,092,816,903.76/1,408,620.06
  6. Step 6: Final answer
    x = 1,443,322.35

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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.