Home / 3,502,912.60-5,254,368.90-1,986,009.40

Finding the Fourth Proportional to 3,502,912.60, 5,254,368.90 and 1,986,009.40

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Solution

The fourth proportional to 3,502,912.60, 5,254,368.90 and 1,986,009.40 is: 2,979,014.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,502,912.60 : 5,254,368.90 = 1,986,009.40 : x
  2. Step 2: Convert to fraction form
    3,502,912.60/5,254,368.90 = 1,986,009.40/x
  3. Step 3: Cross multiply
    3,502,912.60x = 5,254,368.90 × 1,986,009.40
  4. Step 4: Simplify right side
    3,502,912.60x = 10,435,226,026,467.66
  5. Step 5: Solve for x
    x = 10,435,226,026,467.66/3,502,912.60
  6. Step 6: Final answer
    x = 2,979,014.10

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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.