Home / 3,708,521.40-5,556,330.90-1,709,878.20

Finding the Fourth Proportional to 3,708,521.40, 5,556,330.90 and 1,709,878.20

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Solution

The fourth proportional to 3,708,521.40, 5,556,330.90 and 1,709,878.20 is: 2,561,842.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,708,521.40 : 5,556,330.90 = 1,709,878.20 : x
  2. Step 2: Convert to fraction form
    3,708,521.40/5,556,330.90 = 1,709,878.20/x
  3. Step 3: Cross multiply
    3,708,521.40x = 5,556,330.90 × 1,709,878.20
  4. Step 4: Simplify right side
    3,708,521.40x = 9,500,649,077,896.38
  5. Step 5: Solve for x
    x = 9,500,649,077,896.38/3,708,521.40
  6. Step 6: Final answer
    x = 2,561,842.86

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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.