Home / 2,070,980.20-3,103,554.30-1,645,244.20

Finding the Fourth Proportional to 2,070,980.20, 3,103,554.30 and 1,645,244.20

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Solution

The fourth proportional to 2,070,980.20, 3,103,554.30 and 1,645,244.20 is: 2,465,549.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,070,980.20 : 3,103,554.30 = 1,645,244.20 : x
  2. Step 2: Convert to fraction form
    2,070,980.20/3,103,554.30 = 1,645,244.20/x
  3. Step 3: Cross multiply
    2,070,980.20x = 3,103,554.30 × 1,645,244.20
  4. Step 4: Simplify right side
    2,070,980.20x = 5,106,104,711,460.06
  5. Step 5: Solve for x
    x = 5,106,104,711,460.06/2,070,980.20
  6. Step 6: Final answer
    x = 2,465,549.75

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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.