Home / 1,663,669.52-2,295,970.25-938,252.55

Finding the Fourth Proportional to 1,663,669.52, 2,295,970.25 and 938,252.55

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Solution

The fourth proportional to 1,663,669.52, 2,295,970.25 and 938,252.55 is: 1,294,848.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,663,669.52 : 2,295,970.25 = 938,252.55 : x
  2. Step 2: Convert to fraction form
    1,663,669.52/2,295,970.25 = 938,252.55/x
  3. Step 3: Cross multiply
    1,663,669.52x = 2,295,970.25 × 938,252.55
  4. Step 4: Simplify right side
    1,663,669.52x = 2,154,199,941,786.64
  5. Step 5: Solve for x
    x = 2,154,199,941,786.64/1,663,669.52
  6. Step 6: Final answer
    x = 1,294,848.48

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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.