Home / 1,128,280.40-1,695,185.40-848,344.40

Finding the Fourth Proportional to 1,128,280.40, 1,695,185.40 and 848,344.40

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Solution

The fourth proportional to 1,128,280.40, 1,695,185.40 and 848,344.40 is: 1,274,595.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,128,280.40 : 1,695,185.40 = 848,344.40 : x
  2. Step 2: Convert to fraction form
    1,128,280.40/1,695,185.40 = 848,344.40/x
  3. Step 3: Cross multiply
    1,128,280.40x = 1,695,185.40 × 848,344.40
  4. Step 4: Simplify right side
    1,128,280.40x = 1,438,101,041,051.76
  5. Step 5: Solve for x
    x = 1,438,101,041,051.76/1,128,280.40
  6. Step 6: Final answer
    x = 1,274,595.43

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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.