Home / 2,908,158.49-4,010,645.91-1,820,529.10

Finding the Fourth Proportional to 2,908,158.49, 4,010,645.91 and 1,820,529.10

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Solution

The fourth proportional to 2,908,158.49, 4,010,645.91 and 1,820,529.10 is: 2,510,694.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,908,158.49 : 4,010,645.91 = 1,820,529.10 : x
  2. Step 2: Convert to fraction form
    2,908,158.49/4,010,645.91 = 1,820,529.10/x
  3. Step 3: Cross multiply
    2,908,158.49x = 4,010,645.91 × 1,820,529.10
  4. Step 4: Simplify right side
    2,908,158.49x = 7,301,497,588,950.98
  5. Step 5: Solve for x
    x = 7,301,497,588,950.98/2,908,158.49
  6. Step 6: Final answer
    x = 2,510,694.52

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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.