Home / 1,312,032.15-1,968,160.98-365,402.85

Finding the Fourth Proportional to 1,312,032.15, 1,968,160.98 and 365,402.85

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Solution

The fourth proportional to 1,312,032.15, 1,968,160.98 and 365,402.85 is: 548,135.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,312,032.15 : 1,968,160.98 = 365,402.85 : x
  2. Step 2: Convert to fraction form
    1,312,032.15/1,968,160.98 = 365,402.85/x
  3. Step 3: Cross multiply
    1,312,032.15x = 1,968,160.98 × 365,402.85
  4. Step 4: Simplify right side
    1,312,032.15x = 719,171,631,350.79
  5. Step 5: Solve for x
    x = 719,171,631,350.79/1,312,032.15
  6. Step 6: Final answer
    x = 548,135.68

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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.