Home / 2,104,527.96-2,903,586.78-1,287,880.32

Finding the Fourth Proportional to 2,104,527.96, 2,903,586.78 and 1,287,880.32

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Solution

The fourth proportional to 2,104,527.96, 2,903,586.78 and 1,287,880.32 is: 1,776,869.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,104,527.96 : 2,903,586.78 = 1,287,880.32 : x
  2. Step 2: Convert to fraction form
    2,104,527.96/2,903,586.78 = 1,287,880.32/x
  3. Step 3: Cross multiply
    2,104,527.96x = 2,903,586.78 × 1,287,880.32
  4. Step 4: Simplify right side
    2,104,527.96x = 3,739,472,271,374.17
  5. Step 5: Solve for x
    x = 3,739,472,271,374.17/2,104,527.96
  6. Step 6: Final answer
    x = 1,776,869.85

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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.