Home / 2,802,036.81-4,203,646.11-908,631.03

Finding the Fourth Proportional to 2,802,036.81, 4,203,646.11 and 908,631.03

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Solution

The fourth proportional to 2,802,036.81, 4,203,646.11 and 908,631.03 is: 1,363,138.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,802,036.81 : 4,203,646.11 = 908,631.03 : x
  2. Step 2: Convert to fraction form
    2,802,036.81/4,203,646.11 = 908,631.03/x
  3. Step 3: Cross multiply
    2,802,036.81x = 4,203,646.11 × 908,631.03
  4. Step 4: Simplify right side
    2,802,036.81x = 3,819,563,294,684.79
  5. Step 5: Solve for x
    x = 3,819,563,294,684.79/2,802,036.81
  6. Step 6: Final answer
    x = 1,363,138.16

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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.