Home / 1,488,806.72-2,232,007.15-577,518.65

Finding the Fourth Proportional to 1,488,806.72, 2,232,007.15 and 577,518.65

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Solution

The fourth proportional to 1,488,806.72, 2,232,007.15 and 577,518.65 is: 865,811.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,488,806.72 : 2,232,007.15 = 577,518.65 : x
  2. Step 2: Convert to fraction form
    1,488,806.72/2,232,007.15 = 577,518.65/x
  3. Step 3: Cross multiply
    1,488,806.72x = 2,232,007.15 × 577,518.65
  4. Step 4: Simplify right side
    1,488,806.72x = 1,289,025,756,058.35
  5. Step 5: Solve for x
    x = 1,289,025,756,058.35/1,488,806.72
  6. Step 6: Final answer
    x = 865,811.35

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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.