Home / 926,822.90-1,277,925.90-742,914.42

Finding the Fourth Proportional to 926,822.90, 1,277,925.90 and 742,914.42

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Solution

The fourth proportional to 926,822.90, 1,277,925.90 and 742,914.42 is: 1,024,348.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    926,822.90 : 1,277,925.90 = 742,914.42 : x
  2. Step 2: Convert to fraction form
    926,822.90/1,277,925.90 = 742,914.42/x
  3. Step 3: Cross multiply
    926,822.90x = 1,277,925.90 × 742,914.42
  4. Step 4: Simplify right side
    926,822.90x = 949,389,578,801.48
  5. Step 5: Solve for x
    x = 949,389,578,801.48/926,822.90
  6. Step 6: Final answer
    x = 1,024,348.43

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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.