Home / 2,146,284.40-3,225,647.40-1,872,569.20

Finding the Fourth Proportional to 2,146,284.40, 3,225,647.40 and 1,872,569.20

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Solution

The fourth proportional to 2,146,284.40, 3,225,647.40 and 1,872,569.20 is: 2,814,281.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,146,284.40 : 3,225,647.40 = 1,872,569.20 : x
  2. Step 2: Convert to fraction form
    2,146,284.40/3,225,647.40 = 1,872,569.20/x
  3. Step 3: Cross multiply
    2,146,284.40x = 3,225,647.40 × 1,872,569.20
  4. Step 4: Simplify right side
    2,146,284.40x = 6,040,247,971,300.08
  5. Step 5: Solve for x
    x = 6,040,247,971,300.08/2,146,284.40
  6. Step 6: Final answer
    x = 2,814,281.26

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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.