Home / 1,215,581.44-1,677,498.24-671,702.08

Finding the Fourth Proportional to 1,215,581.44, 1,677,498.24 and 671,702.08

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Solution

The fourth proportional to 1,215,581.44, 1,677,498.24 and 671,702.08 is: 926,946.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,215,581.44 : 1,677,498.24 = 671,702.08 : x
  2. Step 2: Convert to fraction form
    1,215,581.44/1,677,498.24 = 671,702.08/x
  3. Step 3: Cross multiply
    1,215,581.44x = 1,677,498.24 × 671,702.08
  4. Step 4: Simplify right side
    1,215,581.44x = 1,126,779,057,004.34
  5. Step 5: Solve for x
    x = 1,126,779,057,004.34/1,215,581.44
  6. Step 6: Final answer
    x = 926,946.58

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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.