Home / 1,533,432.03-2,116,150.50-845,128.44

Finding the Fourth Proportional to 1,533,432.03, 2,116,150.50 and 845,128.44

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Solution

The fourth proportional to 1,533,432.03, 2,116,150.50 and 845,128.44 is: 1,166,285.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,533,432.03 : 2,116,150.50 = 845,128.44 : x
  2. Step 2: Convert to fraction form
    1,533,432.03/2,116,150.50 = 845,128.44/x
  3. Step 3: Cross multiply
    1,533,432.03x = 2,116,150.50 × 845,128.44
  4. Step 4: Simplify right side
    1,533,432.03x = 1,788,418,970,870.22
  5. Step 5: Solve for x
    x = 1,788,418,970,870.22/1,533,432.03
  6. Step 6: Final answer
    x = 1,166,285.13

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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.