Home / 1,343,742.80-2,010,880.04-838,541.48

Finding the Fourth Proportional to 1,343,742.80, 2,010,880.04 and 838,541.48

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Solution

The fourth proportional to 1,343,742.80, 2,010,880.04 and 838,541.48 is: 1,254,857.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,343,742.80 : 2,010,880.04 = 838,541.48 : x
  2. Step 2: Convert to fraction form
    1,343,742.80/2,010,880.04 = 838,541.48/x
  3. Step 3: Cross multiply
    1,343,742.80x = 2,010,880.04 × 838,541.48
  4. Step 4: Simplify right side
    1,343,742.80x = 1,686,206,324,844.06
  5. Step 5: Solve for x
    x = 1,686,206,324,844.06/1,343,742.80
  6. Step 6: Final answer
    x = 1,254,857.94

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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.