Home / 2,221,226.51-3,065,498.05-1,349,860.10

Finding the Fourth Proportional to 2,221,226.51, 3,065,498.05 and 1,349,860.10

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Solution

The fourth proportional to 2,221,226.51, 3,065,498.05 and 1,349,860.10 is: 1,862,931.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,221,226.51 : 3,065,498.05 = 1,349,860.10 : x
  2. Step 2: Convert to fraction form
    2,221,226.51/3,065,498.05 = 1,349,860.10/x
  3. Step 3: Cross multiply
    2,221,226.51x = 3,065,498.05 × 1,349,860.10
  4. Step 4: Simplify right side
    2,221,226.51x = 4,137,993,504,322.81
  5. Step 5: Solve for x
    x = 4,137,993,504,322.81/2,221,226.51
  6. Step 6: Final answer
    x = 1,862,931.80

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1.5x scale

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.