Home / 2,011,970.40-3,017,955.60-1,539,578.40

Finding the Fourth Proportional to 2,011,970.40, 3,017,955.60 and 1,539,578.40

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Solution

The fourth proportional to 2,011,970.40, 3,017,955.60 and 1,539,578.40 is: 2,309,367.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,011,970.40 : 3,017,955.60 = 1,539,578.40 : x
  2. Step 2: Convert to fraction form
    2,011,970.40/3,017,955.60 = 1,539,578.40/x
  3. Step 3: Cross multiply
    2,011,970.40x = 3,017,955.60 × 1,539,578.40
  4. Step 4: Simplify right side
    2,011,970.40x = 4,646,379,253,919.04
  5. Step 5: Solve for x
    x = 4,646,379,253,919.04/2,011,970.40
  6. Step 6: Final answer
    x = 2,309,367.60

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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.