Home / 1,866,320.59-2,575,580.48-1,061,556.43

Finding the Fourth Proportional to 1,866,320.59, 2,575,580.48 and 1,061,556.43

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Solution

The fourth proportional to 1,866,320.59, 2,575,580.48 and 1,061,556.43 is: 1,464,980.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,866,320.59 : 2,575,580.48 = 1,061,556.43 : x
  2. Step 2: Convert to fraction form
    1,866,320.59/2,575,580.48 = 1,061,556.43/x
  3. Step 3: Cross multiply
    1,866,320.59x = 2,575,580.48 × 1,061,556.43
  4. Step 4: Simplify right side
    1,866,320.59x = 2,734,124,014,218.70
  5. Step 5: Solve for x
    x = 2,734,124,014,218.70/1,866,320.59
  6. Step 6: Final answer
    x = 1,464,980.90

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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.