Home / 1,921,888.96-2,651,976.48-1,062,332.32

Finding the Fourth Proportional to 1,921,888.96, 2,651,976.48 and 1,062,332.32

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Solution

The fourth proportional to 1,921,888.96, 2,651,976.48 and 1,062,332.32 is: 1,465,891.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,921,888.96 : 2,651,976.48 = 1,062,332.32 : x
  2. Step 2: Convert to fraction form
    1,921,888.96/2,651,976.48 = 1,062,332.32/x
  3. Step 3: Cross multiply
    1,921,888.96x = 2,651,976.48 × 1,062,332.32
  4. Step 4: Simplify right side
    1,921,888.96x = 2,817,280,326,583.83
  5. Step 5: Solve for x
    x = 2,817,280,326,583.83/1,921,888.96
  6. Step 6: Final answer
    x = 1,465,891.31

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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.