Home / 1,488,920.32-2,233,095.54-578,102.77

Finding the Fourth Proportional to 1,488,920.32, 2,233,095.54 and 578,102.77

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Solution

The fourth proportional to 1,488,920.32, 2,233,095.54 and 578,102.77 is: 867,043.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,488,920.32 : 2,233,095.54 = 578,102.77 : x
  2. Step 2: Convert to fraction form
    1,488,920.32/2,233,095.54 = 578,102.77/x
  3. Step 3: Cross multiply
    1,488,920.32x = 2,233,095.54 × 578,102.77
  4. Step 4: Simplify right side
    1,488,920.32x = 1,290,958,717,348.65
  5. Step 5: Solve for x
    x = 1,290,958,717,348.65/1,488,920.32
  6. Step 6: Final answer
    x = 867,043.52

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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.