Home / 1,495,467.65-2,063,734.85-816,404.15

Finding the Fourth Proportional to 1,495,467.65, 2,063,734.85 and 816,404.15

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Solution

The fourth proportional to 1,495,467.65, 2,063,734.85 and 816,404.15 is: 1,126,631.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,495,467.65 : 2,063,734.85 = 816,404.15 : x
  2. Step 2: Convert to fraction form
    1,495,467.65/2,063,734.85 = 816,404.15/x
  3. Step 3: Cross multiply
    1,495,467.65x = 2,063,734.85 × 816,404.15
  4. Step 4: Simplify right side
    1,495,467.65x = 1,684,841,681,638.93
  5. Step 5: Solve for x
    x = 1,684,841,681,638.93/1,495,467.65
  6. Step 6: Final answer
    x = 1,126,631.99

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.