Home / 2,438,283.60-3,657,666.24-840,636.72

Finding the Fourth Proportional to 2,438,283.60, 3,657,666.24 and 840,636.72

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Solution

The fourth proportional to 2,438,283.60, 3,657,666.24 and 840,636.72 is: 1,261,038.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,438,283.60 : 3,657,666.24 = 840,636.72 : x
  2. Step 2: Convert to fraction form
    2,438,283.60/3,657,666.24 = 840,636.72/x
  3. Step 3: Cross multiply
    2,438,283.60x = 3,657,666.24 × 840,636.72
  4. Step 4: Simplify right side
    2,438,283.60x = 3,074,768,550,848.33
  5. Step 5: Solve for x
    x = 3,074,768,550,848.33/2,438,283.60
  6. Step 6: Final answer
    x = 1,261,038.11

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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.