Home / 1,342,766.40-1,853,041.25-730,936.74

Finding the Fourth Proportional to 1,342,766.40, 1,853,041.25 and 730,936.74

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Solution

The fourth proportional to 1,342,766.40, 1,853,041.25 and 730,936.74 is: 1,008,705.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,342,766.40 : 1,853,041.25 = 730,936.74 : x
  2. Step 2: Convert to fraction form
    1,342,766.40/1,853,041.25 = 730,936.74/x
  3. Step 3: Cross multiply
    1,342,766.40x = 1,853,041.25 × 730,936.74
  4. Step 4: Simplify right side
    1,342,766.40x = 1,354,455,939,136.77
  5. Step 5: Solve for x
    x = 1,354,455,939,136.77/1,342,766.40
  6. Step 6: Final answer
    x = 1,008,705.57

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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.