Home / 1,426,228.86-2,139,326.80-346,747.54

Finding the Fourth Proportional to 1,426,228.86, 2,139,326.80 and 346,747.54

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Solution

The fourth proportional to 1,426,228.86, 2,139,326.80 and 346,747.54 is: 520,117.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,426,228.86 : 2,139,326.80 = 346,747.54 : x
  2. Step 2: Convert to fraction form
    1,426,228.86/2,139,326.80 = 346,747.54/x
  3. Step 3: Cross multiply
    1,426,228.86x = 2,139,326.80 × 346,747.54
  4. Step 4: Simplify right side
    1,426,228.86x = 741,806,305,156.07
  5. Step 5: Solve for x
    x = 741,806,305,156.07/1,426,228.86
  6. Step 6: Final answer
    x = 520,117.30

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1.5x scale

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.