Home / 1,395,331.20-2,088,331.20-975,427.20

Finding the Fourth Proportional to 1,395,331.20, 2,088,331.20 and 975,427.20

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Solution

The fourth proportional to 1,395,331.20, 2,088,331.20 and 975,427.20 is: 1,459,879.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,395,331.20 : 2,088,331.20 = 975,427.20 : x
  2. Step 2: Convert to fraction form
    1,395,331.20/2,088,331.20 = 975,427.20/x
  3. Step 3: Cross multiply
    1,395,331.20x = 2,088,331.20 × 975,427.20
  4. Step 4: Simplify right side
    1,395,331.20x = 2,037,015,055,088.64
  5. Step 5: Solve for x
    x = 2,037,015,055,088.64/1,395,331.20
  6. Step 6: Final answer
    x = 1,459,879.24

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.