Home / 2,137,207.40-2,948,164.26-1,459,140.20

Finding the Fourth Proportional to 2,137,207.40, 2,948,164.26 and 1,459,140.20

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Solution

The fourth proportional to 2,137,207.40, 2,948,164.26 and 1,459,140.20 is: 2,012,806.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,137,207.40 : 2,948,164.26 = 1,459,140.20 : x
  2. Step 2: Convert to fraction form
    2,137,207.40/2,948,164.26 = 1,459,140.20/x
  3. Step 3: Cross multiply
    2,137,207.40x = 2,948,164.26 × 1,459,140.20
  4. Step 4: Simplify right side
    2,137,207.40x = 4,301,784,987,969.25
  5. Step 5: Solve for x
    x = 4,301,784,987,969.25/2,137,207.40
  6. Step 6: Final answer
    x = 2,012,806.52

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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.