Home / 1,995,364.32-2,754,509.28-1,271,205.12

Finding the Fourth Proportional to 1,995,364.32, 2,754,509.28 and 1,271,205.12

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Solution

The fourth proportional to 1,995,364.32, 2,754,509.28 and 1,271,205.12 is: 1,754,840.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,995,364.32 : 2,754,509.28 = 1,271,205.12 : x
  2. Step 2: Convert to fraction form
    1,995,364.32/2,754,509.28 = 1,271,205.12/x
  3. Step 3: Cross multiply
    1,995,364.32x = 2,754,509.28 × 1,271,205.12
  4. Step 4: Simplify right side
    1,995,364.32x = 3,501,546,299,823.51
  5. Step 5: Solve for x
    x = 3,501,546,299,823.51/1,995,364.32
  6. Step 6: Final answer
    x = 1,754,840.59

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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.