Home / 1,126,301.40-1,554,313.52-616,970.16

Finding the Fourth Proportional to 1,126,301.40, 1,554,313.52 and 616,970.16

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Solution

The fourth proportional to 1,126,301.40, 1,554,313.52 and 616,970.16 is: 851,428.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,126,301.40 : 1,554,313.52 = 616,970.16 : x
  2. Step 2: Convert to fraction form
    1,126,301.40/1,554,313.52 = 616,970.16/x
  3. Step 3: Cross multiply
    1,126,301.40x = 1,554,313.52 × 616,970.16
  4. Step 4: Simplify right side
    1,126,301.40x = 958,965,061,124.56
  5. Step 5: Solve for x
    x = 958,965,061,124.56/1,126,301.40
  6. Step 6: Final answer
    x = 851,428.46

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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.