Home / 1,865,378.51-2,792,275.64-1,010,326.47

Finding the Fourth Proportional to 1,865,378.51, 2,792,275.64 and 1,010,326.47

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Solution

The fourth proportional to 1,865,378.51, 2,792,275.64 and 1,010,326.47 is: 1,512,352.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,865,378.51 : 2,792,275.64 = 1,010,326.47 : x
  2. Step 2: Convert to fraction form
    1,865,378.51/2,792,275.64 = 1,010,326.47/x
  3. Step 3: Cross multiply
    1,865,378.51x = 2,792,275.64 × 1,010,326.47
  4. Step 4: Simplify right side
    1,865,378.51x = 2,821,109,978,894.25
  5. Step 5: Solve for x
    x = 2,821,109,978,894.25/1,865,378.51
  6. Step 6: Final answer
    x = 1,512,352.56

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.