Home / 1,665,677.45-2,298,640.05-901,729.19

Finding the Fourth Proportional to 1,665,677.45, 2,298,640.05 and 901,729.19

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Solution

The fourth proportional to 1,665,677.45, 2,298,640.05 and 901,729.19 is: 1,244,389.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,665,677.45 : 2,298,640.05 = 901,729.19 : x
  2. Step 2: Convert to fraction form
    1,665,677.45/2,298,640.05 = 901,729.19/x
  3. Step 3: Cross multiply
    1,665,677.45x = 2,298,640.05 × 901,729.19
  4. Step 4: Simplify right side
    1,665,677.45x = 2,072,750,818,894.86
  5. Step 5: Solve for x
    x = 2,072,750,818,894.86/1,665,677.45
  6. Step 6: Final answer
    x = 1,244,389.08

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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.