Home / 1,645,368.40-2,468,637.15-734,468.32

Finding the Fourth Proportional to 1,645,368.40, 2,468,637.15 and 734,468.32

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Solution

The fourth proportional to 1,645,368.40, 2,468,637.15 and 734,468.32 is: 1,101,963.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,645,368.40 : 2,468,637.15 = 734,468.32 : x
  2. Step 2: Convert to fraction form
    1,645,368.40/2,468,637.15 = 734,468.32/x
  3. Step 3: Cross multiply
    1,645,368.40x = 2,468,637.15 × 734,468.32
  4. Step 4: Simplify right side
    1,645,368.40x = 1,813,135,780,250.09
  5. Step 5: Solve for x
    x = 1,813,135,780,250.09/1,645,368.40
  6. Step 6: Final answer
    x = 1,101,963.41

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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.