Home / 2,698,686.32-4,049,148.36-1,181,586.20

Finding the Fourth Proportional to 2,698,686.32, 4,049,148.36 and 1,181,586.20

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Solution

The fourth proportional to 2,698,686.32, 4,049,148.36 and 1,181,586.20 is: 1,772,869.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,698,686.32 : 4,049,148.36 = 1,181,586.20 : x
  2. Step 2: Convert to fraction form
    2,698,686.32/4,049,148.36 = 1,181,586.20/x
  3. Step 3: Cross multiply
    2,698,686.32x = 4,049,148.36 × 1,181,586.20
  4. Step 4: Simplify right side
    2,698,686.32x = 4,784,417,823,928.63
  5. Step 5: Solve for x
    x = 4,784,417,823,928.63/2,698,686.32
  6. Step 6: Final answer
    x = 1,772,869.19

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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.