Home / 1,100,669.65-1,518,280.63-692,124.69

Finding the Fourth Proportional to 1,100,669.65, 1,518,280.63 and 692,124.69

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Solution

The fourth proportional to 1,100,669.65, 1,518,280.63 and 692,124.69 is: 954,727.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,100,669.65 : 1,518,280.63 = 692,124.69 : x
  2. Step 2: Convert to fraction form
    1,100,669.65/1,518,280.63 = 692,124.69/x
  3. Step 3: Cross multiply
    1,100,669.65x = 1,518,280.63 × 692,124.69
  4. Step 4: Simplify right side
    1,100,669.65x = 1,050,839,510,371.75
  5. Step 5: Solve for x
    x = 1,050,839,510,371.75/1,100,669.65
  6. Step 6: Final answer
    x = 954,727.43

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.