Home / 1,510,478.70-2,265,718.05-1,061,706.30

Finding the Fourth Proportional to 1,510,478.70, 2,265,718.05 and 1,061,706.30

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Solution

The fourth proportional to 1,510,478.70, 2,265,718.05 and 1,061,706.30 is: 1,592,559.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,510,478.70 : 2,265,718.05 = 1,061,706.30 : x
  2. Step 2: Convert to fraction form
    1,510,478.70/2,265,718.05 = 1,061,706.30/x
  3. Step 3: Cross multiply
    1,510,478.70x = 2,265,718.05 × 1,061,706.30
  4. Step 4: Simplify right side
    1,510,478.70x = 2,405,527,127,708.72
  5. Step 5: Solve for x
    x = 2,405,527,127,708.72/1,510,478.70
  6. Step 6: Final answer
    x = 1,592,559.45

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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.