Home / 1,651,054.47-2,278,022.13-953,164.55

Finding the Fourth Proportional to 1,651,054.47, 2,278,022.13 and 953,164.55

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Solution

The fourth proportional to 1,651,054.47, 2,278,022.13 and 953,164.55 is: 1,315,117.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,651,054.47 : 2,278,022.13 = 953,164.55 : x
  2. Step 2: Convert to fraction form
    1,651,054.47/2,278,022.13 = 953,164.55/x
  3. Step 3: Cross multiply
    1,651,054.47x = 2,278,022.13 × 953,164.55
  4. Step 4: Simplify right side
    1,651,054.47x = 2,171,329,927,041.38
  5. Step 5: Solve for x
    x = 2,171,329,927,041.38/1,651,054.47
  6. Step 6: Final answer
    x = 1,315,117.08

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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.