Home / 1,318,407.48-1,977,614.46-371,783.16

Finding the Fourth Proportional to 1,318,407.48, 1,977,614.46 and 371,783.16

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Solution

The fourth proportional to 1,318,407.48, 1,977,614.46 and 371,783.16 is: 557,675.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,318,407.48 : 1,977,614.46 = 371,783.16 : x
  2. Step 2: Convert to fraction form
    1,318,407.48/1,977,614.46 = 371,783.16/x
  3. Step 3: Cross multiply
    1,318,407.48x = 1,977,614.46 × 371,783.16
  4. Step 4: Simplify right side
    1,318,407.48x = 735,243,753,200.49
  5. Step 5: Solve for x
    x = 735,243,753,200.49/1,318,407.48
  6. Step 6: Final answer
    x = 557,675.65

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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.