Home / 2,208,342.40-3,312,513.60-788,444.80

Finding the Fourth Proportional to 2,208,342.40, 3,312,513.60 and 788,444.80

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Solution

The fourth proportional to 2,208,342.40, 3,312,513.60 and 788,444.80 is: 1,182,667.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,208,342.40 : 3,312,513.60 = 788,444.80 : x
  2. Step 2: Convert to fraction form
    2,208,342.40/3,312,513.60 = 788,444.80/x
  3. Step 3: Cross multiply
    2,208,342.40x = 3,312,513.60 × 788,444.80
  4. Step 4: Simplify right side
    2,208,342.40x = 2,611,734,122,849.28
  5. Step 5: Solve for x
    x = 2,611,734,122,849.28/2,208,342.40
  6. Step 6: Final answer
    x = 1,182,667.20

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.