Home / 1,877,075.47-2,815,613.16-865,898.25

Finding the Fourth Proportional to 1,877,075.47, 2,815,613.16 and 865,898.25

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Solution

The fourth proportional to 1,877,075.47, 2,815,613.16 and 865,898.25 is: 1,298,847.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,877,075.47 : 2,815,613.16 = 865,898.25 : x
  2. Step 2: Convert to fraction form
    1,877,075.47/2,815,613.16 = 865,898.25/x
  3. Step 3: Cross multiply
    1,877,075.47x = 2,815,613.16 × 865,898.25
  4. Step 4: Simplify right side
    1,877,075.47x = 2,438,034,503,591.48
  5. Step 5: Solve for x
    x = 2,438,034,503,591.48/1,877,075.47
  6. Step 6: Final answer
    x = 1,298,847.35

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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.