Home / 1,413,045.72-2,119,569.12-348,108.48

Finding the Fourth Proportional to 1,413,045.72, 2,119,569.12 and 348,108.48

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Solution

The fourth proportional to 1,413,045.72, 2,119,569.12 and 348,108.48 is: 522,162.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,413,045.72 : 2,119,569.12 = 348,108.48 : x
  2. Step 2: Convert to fraction form
    1,413,045.72/2,119,569.12 = 348,108.48/x
  3. Step 3: Cross multiply
    1,413,045.72x = 2,119,569.12 × 348,108.48
  4. Step 4: Simplify right side
    1,413,045.72x = 737,839,984,618.14
  5. Step 5: Solve for x
    x = 737,839,984,618.14/1,413,045.72
  6. Step 6: Final answer
    x = 522,162.85

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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.