Home / 1,088,643.49-1,502,379.28-605,216.71

Finding the Fourth Proportional to 1,088,643.49, 1,502,379.28 and 605,216.71

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Solution

The fourth proportional to 1,088,643.49, 1,502,379.28 and 605,216.71 is: 835,227.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,088,643.49 : 1,502,379.28 = 605,216.71 : x
  2. Step 2: Convert to fraction form
    1,088,643.49/1,502,379.28 = 605,216.71/x
  3. Step 3: Cross multiply
    1,088,643.49x = 1,502,379.28 × 605,216.71
  4. Step 4: Simplify right side
    1,088,643.49x = 909,265,034,475.79
  5. Step 5: Solve for x
    x = 909,265,034,475.79/1,088,643.49
  6. Step 6: Final answer
    x = 835,227.55

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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.