Home / 1,095,978.40-1,643,944.56-505,002.40

Finding the Fourth Proportional to 1,095,978.40, 1,643,944.56 and 505,002.40

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Solution

The fourth proportional to 1,095,978.40, 1,643,944.56 and 505,002.40 is: 757,492.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,095,978.40 : 1,643,944.56 = 505,002.40 : x
  2. Step 2: Convert to fraction form
    1,095,978.40/1,643,944.56 = 505,002.40/x
  3. Step 3: Cross multiply
    1,095,978.40x = 1,643,944.56 × 505,002.40
  4. Step 4: Simplify right side
    1,095,978.40x = 830,195,948,266.94
  5. Step 5: Solve for x
    x = 830,195,948,266.94/1,095,978.40
  6. Step 6: Final answer
    x = 757,492.98

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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.