Home / 3,111,528-4,667,292-1,010,280

Finding the Fourth Proportional to 3,111,528, 4,667,292 and 1,010,280

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Solution

The fourth proportional to 3,111,528, 4,667,292 and 1,010,280 is: 1,515,420

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,111,528 : 4,667,292 = 1,010,280 : x
  2. Step 2: Convert to fraction form
    3,111,528/4,667,292 = 1,010,280/x
  3. Step 3: Cross multiply
    3,111,528x = 4,667,292 × 1,010,280
  4. Step 4: Simplify right side
    3,111,528x = 4,715,271,761,760
  5. Step 5: Solve for x
    x = 4,715,271,761,760/3,111,528
  6. Step 6: Final answer
    x = 1,515,420

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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.