Home / 5,377,567.60-8,064,018.60-1,781,945.20

Finding the Fourth Proportional to 5,377,567.60, 8,064,018.60 and 1,781,945.20

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Solution

The fourth proportional to 5,377,567.60, 8,064,018.60 and 1,781,945.20 is: 2,672,144.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,377,567.60 : 8,064,018.60 = 1,781,945.20 : x
  2. Step 2: Convert to fraction form
    5,377,567.60/8,064,018.60 = 1,781,945.20/x
  3. Step 3: Cross multiply
    5,377,567.60x = 8,064,018.60 × 1,781,945.20
  4. Step 4: Simplify right side
    5,377,567.60x = 14,369,639,236,980.72
  5. Step 5: Solve for x
    x = 14,369,639,236,980.72/5,377,567.60
  6. Step 6: Final answer
    x = 2,672,144.79

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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.