Home / 1,056,572.40-1,582,428.60-867,615.60

Finding the Fourth Proportional to 1,056,572.40, 1,582,428.60 and 867,615.60

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Solution

The fourth proportional to 1,056,572.40, 1,582,428.60 and 867,615.60 is: 1,299,427.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,056,572.40 : 1,582,428.60 = 867,615.60 : x
  2. Step 2: Convert to fraction form
    1,056,572.40/1,582,428.60 = 867,615.60/x
  3. Step 3: Cross multiply
    1,056,572.40x = 1,582,428.60 × 867,615.60
  4. Step 4: Simplify right side
    1,056,572.40x = 1,372,939,739,246.16
  5. Step 5: Solve for x
    x = 1,372,939,739,246.16/1,056,572.40
  6. Step 6: Final answer
    x = 1,299,427.98

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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.