Home / 1,525,314.81-2,104,894.36-836,984.55

Finding the Fourth Proportional to 1,525,314.81, 2,104,894.36 and 836,984.55

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Solution

The fourth proportional to 1,525,314.81, 2,104,894.36 and 836,984.55 is: 1,155,016.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,525,314.81 : 2,104,894.36 = 836,984.55 : x
  2. Step 2: Convert to fraction form
    1,525,314.81/2,104,894.36 = 836,984.55/x
  3. Step 3: Cross multiply
    1,525,314.81x = 2,104,894.36 × 836,984.55
  4. Step 4: Simplify right side
    1,525,314.81x = 1,761,764,058,702.14
  5. Step 5: Solve for x
    x = 1,761,764,058,702.14/1,525,314.81
  6. Step 6: Final answer
    x = 1,155,016.69

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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.