Home / 1,088,131.20-1,630,603.20-975,811.20

Finding the Fourth Proportional to 1,088,131.20, 1,630,603.20 and 975,811.20

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Solution

The fourth proportional to 1,088,131.20, 1,630,603.20 and 975,811.20 is: 1,462,287.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,088,131.20 : 1,630,603.20 = 975,811.20 : x
  2. Step 2: Convert to fraction form
    1,088,131.20/1,630,603.20 = 975,811.20/x
  3. Step 3: Cross multiply
    1,088,131.20x = 1,630,603.20 × 975,811.20
  4. Step 4: Simplify right side
    1,088,131.20x = 1,591,160,865,315.84
  5. Step 5: Solve for x
    x = 1,591,160,865,315.84/1,088,131.20
  6. Step 6: Final answer
    x = 1,462,287.70

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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.