Home / 2,688,207.60-4,032,311.40-1,005,092.40

Finding the Fourth Proportional to 2,688,207.60, 4,032,311.40 and 1,005,092.40

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Solution

The fourth proportional to 2,688,207.60, 4,032,311.40 and 1,005,092.40 is: 1,507,638.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,688,207.60 : 4,032,311.40 = 1,005,092.40 : x
  2. Step 2: Convert to fraction form
    2,688,207.60/4,032,311.40 = 1,005,092.40/x
  3. Step 3: Cross multiply
    2,688,207.60x = 4,032,311.40 × 1,005,092.40
  4. Step 4: Simplify right side
    2,688,207.60x = 4,052,845,542,573.36
  5. Step 5: Solve for x
    x = 4,052,845,542,573.36/2,688,207.60
  6. Step 6: Final answer
    x = 1,507,638.60

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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.