Home / 1,980,244.17-2,734,965.95-1,338,315.93

Finding the Fourth Proportional to 1,980,244.17, 2,734,965.95 and 1,338,315.93

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Solution

The fourth proportional to 1,980,244.17, 2,734,965.95 and 1,338,315.93 is: 1,848,382.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,980,244.17 : 2,734,965.95 = 1,338,315.93 : x
  2. Step 2: Convert to fraction form
    1,980,244.17/2,734,965.95 = 1,338,315.93/x
  3. Step 3: Cross multiply
    1,980,244.17x = 2,734,965.95 × 1,338,315.93
  4. Step 4: Simplify right side
    1,980,244.17x = 3,660,248,492,201.00
  5. Step 5: Solve for x
    x = 3,660,248,492,201.00/1,980,244.17
  6. Step 6: Final answer
    x = 1,848,382.41

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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.