Home / 1,325,807.62-1,829,555.51-774,574.42

Finding the Fourth Proportional to 1,325,807.62, 1,829,555.51 and 774,574.42

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Solution

The fourth proportional to 1,325,807.62, 1,829,555.51 and 774,574.42 is: 1,068,878.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,325,807.62 : 1,829,555.51 = 774,574.42 : x
  2. Step 2: Convert to fraction form
    1,325,807.62/1,829,555.51 = 774,574.42/x
  3. Step 3: Cross multiply
    1,325,807.62x = 1,829,555.51 × 774,574.42
  4. Step 4: Simplify right side
    1,325,807.62x = 1,417,126,898,145.33
  5. Step 5: Solve for x
    x = 1,417,126,898,145.33/1,325,807.62
  6. Step 6: Final answer
    x = 1,068,878.23

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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.