Home / 2,898,664.32-4,000,648.68-1,675,678.80

Finding the Fourth Proportional to 2,898,664.32, 4,000,648.68 and 1,675,678.80

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Solution

The fourth proportional to 2,898,664.32, 4,000,648.68 and 1,675,678.80 is: 2,312,721.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,898,664.32 : 4,000,648.68 = 1,675,678.80 : x
  2. Step 2: Convert to fraction form
    2,898,664.32/4,000,648.68 = 1,675,678.80/x
  3. Step 3: Cross multiply
    2,898,664.32x = 4,000,648.68 × 1,675,678.80
  4. Step 4: Simplify right side
    2,898,664.32x = 6,703,802,179,323.99
  5. Step 5: Solve for x
    x = 6,703,802,179,323.99/2,898,664.32
  6. Step 6: Final answer
    x = 2,312,721.12

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.