Home / 1,395,329.20-2,088,328.20-975,425.20

Finding the Fourth Proportional to 1,395,329.20, 2,088,328.20 and 975,425.20

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Solution

The fourth proportional to 1,395,329.20, 2,088,328.20 and 975,425.20 is: 1,459,876.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,395,329.20 : 2,088,328.20 = 975,425.20 : x
  2. Step 2: Convert to fraction form
    1,395,329.20/2,088,328.20 = 975,425.20/x
  3. Step 3: Cross multiply
    1,395,329.20x = 2,088,328.20 × 975,425.20
  4. Step 4: Simplify right side
    1,395,329.20x = 2,037,007,952,150.64
  5. Step 5: Solve for x
    x = 2,037,007,952,150.64/1,395,329.20
  6. Step 6: Final answer
    x = 1,459,876.24

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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.