Home / 2,691,328.42-4,032,422.71-1,624,128.01

Finding the Fourth Proportional to 2,691,328.42, 4,032,422.71 and 1,624,128.01

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Solution

The fourth proportional to 2,691,328.42, 4,032,422.71 and 1,624,128.01 is: 2,433,434.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,691,328.42 : 4,032,422.71 = 1,624,128.01 : x
  2. Step 2: Convert to fraction form
    2,691,328.42/4,032,422.71 = 1,624,128.01/x
  3. Step 3: Cross multiply
    2,691,328.42x = 4,032,422.71 × 1,624,128.01
  4. Step 4: Simplify right side
    2,691,328.42x = 6,549,170,657,329.73
  5. Step 5: Solve for x
    x = 6,549,170,657,329.73/2,691,328.42
  6. Step 6: Final answer
    x = 2,433,434.22

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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.