Home / 1,488,925.32-2,233,103.10-578,107.80

Finding the Fourth Proportional to 1,488,925.32, 2,233,103.10 and 578,107.80

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Solution

The fourth proportional to 1,488,925.32, 2,233,103.10 and 578,107.80 is: 867,051.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,488,925.32 : 2,233,103.10 = 578,107.80 : x
  2. Step 2: Convert to fraction form
    1,488,925.32/2,233,103.10 = 578,107.80/x
  3. Step 3: Cross multiply
    1,488,925.32x = 2,233,103.10 × 578,107.80
  4. Step 4: Simplify right side
    1,488,925.32x = 1,290,974,320,314.18
  5. Step 5: Solve for x
    x = 1,290,974,320,314.18/1,488,925.32
  6. Step 6: Final answer
    x = 867,051.09

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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.