Home / 2,109,809.23-2,911,533.86-1,142,943.41

Finding the Fourth Proportional to 2,109,809.23, 2,911,533.86 and 1,142,943.41

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Solution

The fourth proportional to 2,109,809.23, 2,911,533.86 and 1,142,943.41 is: 1,577,260.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,109,809.23 : 2,911,533.86 = 1,142,943.41 : x
  2. Step 2: Convert to fraction form
    2,109,809.23/2,911,533.86 = 1,142,943.41/x
  3. Step 3: Cross multiply
    2,109,809.23x = 2,911,533.86 × 1,142,943.41
  4. Step 4: Simplify right side
    2,109,809.23x = 3,327,718,448,415.06
  5. Step 5: Solve for x
    x = 3,327,718,448,415.06/2,109,809.23
  6. Step 6: Final answer
    x = 1,577,260.35

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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.