Home / 1,323,236.17-1,828,548.30-1,081,430.52

Finding the Fourth Proportional to 1,323,236.17, 1,828,548.30 and 1,081,430.52

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Solution

The fourth proportional to 1,323,236.17, 1,828,548.30 and 1,081,430.52 is: 1,494,402.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,323,236.17 : 1,828,548.30 = 1,081,430.52 : x
  2. Step 2: Convert to fraction form
    1,323,236.17/1,828,548.30 = 1,081,430.52/x
  3. Step 3: Cross multiply
    1,323,236.17x = 1,828,548.30 × 1,081,430.52
  4. Step 4: Simplify right side
    1,323,236.17x = 1,977,447,938,914.12
  5. Step 5: Solve for x
    x = 1,977,447,938,914.12/1,323,236.17
  6. Step 6: Final answer
    x = 1,494,402.88

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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.