Home / 1,475,540.16-2,031,957.48-1,281,859.44

Finding the Fourth Proportional to 1,475,540.16, 2,031,957.48 and 1,281,859.44

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Solution

The fourth proportional to 1,475,540.16, 2,031,957.48 and 1,281,859.44 is: 1,765,240.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,475,540.16 : 2,031,957.48 = 1,281,859.44 : x
  2. Step 2: Convert to fraction form
    1,475,540.16/2,031,957.48 = 1,281,859.44/x
  3. Step 3: Cross multiply
    1,475,540.16x = 2,031,957.48 × 1,281,859.44
  4. Step 4: Simplify right side
    1,475,540.16x = 2,604,683,877,416.61
  5. Step 5: Solve for x
    x = 2,604,683,877,416.61/1,475,540.16
  6. Step 6: Final answer
    x = 1,765,240.93

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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.