Home / 1,346,426.15-1,858,066.19-734,579.31

Finding the Fourth Proportional to 1,346,426.15, 1,858,066.19 and 734,579.31

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Solution

The fourth proportional to 1,346,426.15, 1,858,066.19 and 734,579.31 is: 1,013,718.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,346,426.15 : 1,858,066.19 = 734,579.31 : x
  2. Step 2: Convert to fraction form
    1,346,426.15/1,858,066.19 = 734,579.31/x
  3. Step 3: Cross multiply
    1,346,426.15x = 1,858,066.19 × 734,579.31
  4. Step 4: Simplify right side
    1,346,426.15x = 1,364,896,985,834.05
  5. Step 5: Solve for x
    x = 1,364,896,985,834.05/1,346,426.15
  6. Step 6: Final answer
    x = 1,013,718.42

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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.