Home / 4,760,852.47-7,140,349.09-1,521,521.20

Finding the Fourth Proportional to 4,760,852.47, 7,140,349.09 and 1,521,521.20

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Solution

The fourth proportional to 4,760,852.47, 7,140,349.09 and 1,521,521.20 is: 2,281,984.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,760,852.47 : 7,140,349.09 = 1,521,521.20 : x
  2. Step 2: Convert to fraction form
    4,760,852.47/7,140,349.09 = 1,521,521.20/x
  3. Step 3: Cross multiply
    4,760,852.47x = 7,140,349.09 × 1,521,521.20
  4. Step 4: Simplify right side
    4,760,852.47x = 10,864,192,515,835.71
  5. Step 5: Solve for x
    x = 10,864,192,515,835.71/4,760,852.47
  6. Step 6: Final answer
    x = 2,281,984.70

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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.