Home / 1,074,042.80-1,482,128.34-590,628.32

Finding the Fourth Proportional to 1,074,042.80, 1,482,128.34 and 590,628.32

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Solution

The fourth proportional to 1,074,042.80, 1,482,128.34 and 590,628.32 is: 815,039.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,074,042.80 : 1,482,128.34 = 590,628.32 : x
  2. Step 2: Convert to fraction form
    1,074,042.80/1,482,128.34 = 590,628.32/x
  3. Step 3: Cross multiply
    1,074,042.80x = 1,482,128.34 × 590,628.32
  4. Step 4: Simplify right side
    1,074,042.80x = 875,386,971,478.59
  5. Step 5: Solve for x
    x = 875,386,971,478.59/1,074,042.80
  6. Step 6: Final answer
    x = 815,039.19

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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.