Home / 1,687,209.10-2,530,813.65-549,969.10

Finding the Fourth Proportional to 1,687,209.10, 2,530,813.65 and 549,969.10

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Solution

The fourth proportional to 1,687,209.10, 2,530,813.65 and 549,969.10 is: 824,953.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,687,209.10 : 2,530,813.65 = 549,969.10 : x
  2. Step 2: Convert to fraction form
    1,687,209.10/2,530,813.65 = 549,969.10/x
  3. Step 3: Cross multiply
    1,687,209.10x = 2,530,813.65 × 549,969.10
  4. Step 4: Simplify right side
    1,687,209.10x = 1,391,869,305,358.21
  5. Step 5: Solve for x
    x = 1,391,869,305,358.21/1,687,209.10
  6. Step 6: Final answer
    x = 824,953.65

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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.