Home / 1,124,681.56-1,550,954.59-1,031,326.70

Finding the Fourth Proportional to 1,124,681.56, 1,550,954.59 and 1,031,326.70

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Solution

The fourth proportional to 1,124,681.56, 1,550,954.59 and 1,031,326.70 is: 1,422,216.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,124,681.56 : 1,550,954.59 = 1,031,326.70 : x
  2. Step 2: Convert to fraction form
    1,124,681.56/1,550,954.59 = 1,031,326.70/x
  3. Step 3: Cross multiply
    1,124,681.56x = 1,550,954.59 × 1,031,326.70
  4. Step 4: Simplify right side
    1,124,681.56x = 1,599,540,868,821.46
  5. Step 5: Solve for x
    x = 1,599,540,868,821.46/1,124,681.56
  6. Step 6: Final answer
    x = 1,422,216.68

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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.