Home / 1,235,465.08-1,704,062.89-1,133,818.78

Finding the Fourth Proportional to 1,235,465.08, 1,704,062.89 and 1,133,818.78

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Solution

The fourth proportional to 1,235,465.08, 1,704,062.89 and 1,133,818.78 is: 1,563,863.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,235,465.08 : 1,704,062.89 = 1,133,818.78 : x
  2. Step 2: Convert to fraction form
    1,235,465.08/1,704,062.89 = 1,133,818.78/x
  3. Step 3: Cross multiply
    1,235,465.08x = 1,704,062.89 × 1,133,818.78
  4. Step 4: Simplify right side
    1,235,465.08x = 1,932,098,506,983.07
  5. Step 5: Solve for x
    x = 1,932,098,506,983.07/1,235,465.08
  6. Step 6: Final answer
    x = 1,563,863.31

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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.