Home / 1,888,852.65-2,834,113.67-990,079.48

Finding the Fourth Proportional to 1,888,852.65, 2,834,113.67 and 990,079.48

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Solution

The fourth proportional to 1,888,852.65, 2,834,113.67 and 990,079.48 is: 1,485,556.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,888,852.65 : 2,834,113.67 = 990,079.48 : x
  2. Step 2: Convert to fraction form
    1,888,852.65/2,834,113.67 = 990,079.48/x
  3. Step 3: Cross multiply
    1,888,852.65x = 2,834,113.67 × 990,079.48
  4. Step 4: Simplify right side
    1,888,852.65x = 2,805,997,791,129.69
  5. Step 5: Solve for x
    x = 2,805,997,791,129.69/1,888,852.65
  6. Step 6: Final answer
    x = 1,485,556.75

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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.