Home / 1,610,318.40-2,222,214.48-885,150.60

Finding the Fourth Proportional to 1,610,318.40, 2,222,214.48 and 885,150.60

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Solution

The fourth proportional to 1,610,318.40, 2,222,214.48 and 885,150.60 is: 1,221,494.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,610,318.40 : 2,222,214.48 = 885,150.60 : x
  2. Step 2: Convert to fraction form
    1,610,318.40/2,222,214.48 = 885,150.60/x
  3. Step 3: Cross multiply
    1,610,318.40x = 2,222,214.48 × 885,150.60
  4. Step 4: Simplify right side
    1,610,318.40x = 1,966,994,480,300.69
  5. Step 5: Solve for x
    x = 1,966,994,480,300.69/1,610,318.40
  6. Step 6: Final answer
    x = 1,221,494.13

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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.