Home / 1,038,528.44-1,432,624.40-902,256.20

Finding the Fourth Proportional to 1,038,528.44, 1,432,624.40 and 902,256.20

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Solution

The fourth proportional to 1,038,528.44, 1,432,624.40 and 902,256.20 is: 1,244,640.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,038,528.44 : 1,432,624.40 = 902,256.20 : x
  2. Step 2: Convert to fraction form
    1,038,528.44/1,432,624.40 = 902,256.20/x
  3. Step 3: Cross multiply
    1,038,528.44x = 1,432,624.40 × 902,256.20
  4. Step 4: Simplify right side
    1,038,528.44x = 1,292,594,247,171.28
  5. Step 5: Solve for x
    x = 1,292,594,247,171.28/1,038,528.44
  6. Step 6: Final answer
    x = 1,244,640.20

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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.