Home / 2,261,252.40-3,390,809.40-1,314,913.20

Finding the Fourth Proportional to 2,261,252.40, 3,390,809.40 and 1,314,913.20

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Solution

The fourth proportional to 2,261,252.40, 3,390,809.40 and 1,314,913.20 is: 1,971,748.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,261,252.40 : 3,390,809.40 = 1,314,913.20 : x
  2. Step 2: Convert to fraction form
    2,261,252.40/3,390,809.40 = 1,314,913.20/x
  3. Step 3: Cross multiply
    2,261,252.40x = 3,390,809.40 × 1,314,913.20
  4. Step 4: Simplify right side
    2,261,252.40x = 4,458,620,038,744.08
  5. Step 5: Solve for x
    x = 4,458,620,038,744.08/2,261,252.40
  6. Step 6: Final answer
    x = 1,971,748.06

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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.