Home / 1,862,574.12-2,571,054.48-1,088,456.31

Finding the Fourth Proportional to 1,862,574.12, 2,571,054.48 and 1,088,456.31

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Solution

The fourth proportional to 1,862,574.12, 2,571,054.48 and 1,088,456.31 is: 1,502,480.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,862,574.12 : 2,571,054.48 = 1,088,456.31 : x
  2. Step 2: Convert to fraction form
    1,862,574.12/2,571,054.48 = 1,088,456.31/x
  3. Step 3: Cross multiply
    1,862,574.12x = 2,571,054.48 × 1,088,456.31
  4. Step 4: Simplify right side
    1,862,574.12x = 2,798,480,472,109.77
  5. Step 5: Solve for x
    x = 2,798,480,472,109.77/1,862,574.12
  6. Step 6: Final answer
    x = 1,502,480.06

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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.