Home / 1,365,008.08-1,884,315.08-881,808.72

Finding the Fourth Proportional to 1,365,008.08, 1,884,315.08 and 881,808.72

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Solution

The fourth proportional to 1,365,008.08, 1,884,315.08 and 881,808.72 is: 1,217,286.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,365,008.08 : 1,884,315.08 = 881,808.72 : x
  2. Step 2: Convert to fraction form
    1,365,008.08/1,884,315.08 = 881,808.72/x
  3. Step 3: Cross multiply
    1,365,008.08x = 1,884,315.08 × 881,808.72
  4. Step 4: Simplify right side
    1,365,008.08x = 1,661,605,468,771.50
  5. Step 5: Solve for x
    x = 1,661,605,468,771.50/1,365,008.08
  6. Step 6: Final answer
    x = 1,217,286.18

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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.