Home / 1,370,577.78-2,056,333.65-411,056.62

Finding the Fourth Proportional to 1,370,577.78, 2,056,333.65 and 411,056.62

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Solution

The fourth proportional to 1,370,577.78, 2,056,333.65 and 411,056.62 is: 616,724.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,370,577.78 : 2,056,333.65 = 411,056.62 : x
  2. Step 2: Convert to fraction form
    1,370,577.78/2,056,333.65 = 411,056.62/x
  3. Step 3: Cross multiply
    1,370,577.78x = 2,056,333.65 × 411,056.62
  4. Step 4: Simplify right side
    1,370,577.78x = 845,269,559,761.26
  5. Step 5: Solve for x
    x = 845,269,559,761.26/1,370,577.78
  6. Step 6: Final answer
    x = 616,724.98

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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.