Home / 1,488,707.76-2,232,726.30-423,726.24

Finding the Fourth Proportional to 1,488,707.76, 2,232,726.30 and 423,726.24

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Solution

The fourth proportional to 1,488,707.76, 2,232,726.30 and 423,726.24 is: 635,493.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,488,707.76 : 2,232,726.30 = 423,726.24 : x
  2. Step 2: Convert to fraction form
    1,488,707.76/2,232,726.30 = 423,726.24/x
  3. Step 3: Cross multiply
    1,488,707.76x = 2,232,726.30 × 423,726.24
  4. Step 4: Simplify right side
    1,488,707.76x = 946,064,720,048.11
  5. Step 5: Solve for x
    x = 946,064,720,048.11/1,488,707.76
  6. Step 6: Final answer
    x = 635,493.91

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1.5x scale

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.