Home / 1,407,810.81-1,944,382.73-954,314.49

Finding the Fourth Proportional to 1,407,810.81, 1,944,382.73 and 954,314.49

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Solution

The fourth proportional to 1,407,810.81, 1,944,382.73 and 954,314.49 is: 1,318,041.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,407,810.81 : 1,944,382.73 = 954,314.49 : x
  2. Step 2: Convert to fraction form
    1,407,810.81/1,944,382.73 = 954,314.49/x
  3. Step 3: Cross multiply
    1,407,810.81x = 1,944,382.73 × 954,314.49
  4. Step 4: Simplify right side
    1,407,810.81x = 1,855,552,613,344.76
  5. Step 5: Solve for x
    x = 1,855,552,613,344.76/1,407,810.81
  6. Step 6: Final answer
    x = 1,318,041.17

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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.