Home / 1,544,018.12-2,130,743.54-864,959.48

Finding the Fourth Proportional to 1,544,018.12, 2,130,743.54 and 864,959.48

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Solution

The fourth proportional to 1,544,018.12, 2,130,743.54 and 864,959.48 is: 1,193,643.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,544,018.12 : 2,130,743.54 = 864,959.48 : x
  2. Step 2: Convert to fraction form
    1,544,018.12/2,130,743.54 = 864,959.48/x
  3. Step 3: Cross multiply
    1,544,018.12x = 2,130,743.54 × 864,959.48
  4. Step 4: Simplify right side
    1,544,018.12x = 1,843,006,824,371.76
  5. Step 5: Solve for x
    x = 1,843,006,824,371.76/1,544,018.12
  6. Step 6: Final answer
    x = 1,193,643.26

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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.