Home / 1,998,750.74-2,998,336.12-651,018.29

Finding the Fourth Proportional to 1,998,750.74, 2,998,336.12 and 651,018.29

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Solution

The fourth proportional to 1,998,750.74, 2,998,336.12 and 651,018.29 is: 976,595.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,998,750.74 : 2,998,336.12 = 651,018.29 : x
  2. Step 2: Convert to fraction form
    1,998,750.74/2,998,336.12 = 651,018.29/x
  3. Step 3: Cross multiply
    1,998,750.74x = 2,998,336.12 × 651,018.29
  4. Step 4: Simplify right side
    1,998,750.74x = 1,951,971,637,068.41
  5. Step 5: Solve for x
    x = 1,951,971,637,068.41/1,998,750.74
  6. Step 6: Final answer
    x = 976,595.83

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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.