Home / 1,020,702.82-1,408,478.25-591,012.04

Finding the Fourth Proportional to 1,020,702.82, 1,408,478.25 and 591,012.04

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Solution

The fourth proportional to 1,020,702.82, 1,408,478.25 and 591,012.04 is: 815,543.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,020,702.82 : 1,408,478.25 = 591,012.04 : x
  2. Step 2: Convert to fraction form
    1,020,702.82/1,408,478.25 = 591,012.04/x
  3. Step 3: Cross multiply
    1,020,702.82x = 1,408,478.25 × 591,012.04
  4. Step 4: Simplify right side
    1,020,702.82x = 832,427,603,828.13
  5. Step 5: Solve for x
    x = 832,427,603,828.13/1,020,702.82
  6. Step 6: Final answer
    x = 815,543.55

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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.