Home / 2,070,723.90-3,106,601.02-1,645,862.70

Finding the Fourth Proportional to 2,070,723.90, 3,106,601.02 and 1,645,862.70

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Solution

The fourth proportional to 2,070,723.90, 3,106,601.02 and 1,645,862.70 is: 2,469,203.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,070,723.90 : 3,106,601.02 = 1,645,862.70 : x
  2. Step 2: Convert to fraction form
    2,070,723.90/3,106,601.02 = 1,645,862.70/x
  3. Step 3: Cross multiply
    2,070,723.90x = 3,106,601.02 × 1,645,862.70
  4. Step 4: Simplify right side
    2,070,723.90x = 5,113,038,742,599.95
  5. Step 5: Solve for x
    x = 5,113,038,742,599.95/2,070,723.90
  6. Step 6: Final answer
    x = 2,469,203.52

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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.