Home / 1,811,332-2,717,412.72-629,380

Finding the Fourth Proportional to 1,811,332, 2,717,412.72 and 629,380

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Solution

The fourth proportional to 1,811,332, 2,717,412.72 and 629,380 is: 944,214.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,811,332 : 2,717,412.72 = 629,380 : x
  2. Step 2: Convert to fraction form
    1,811,332/2,717,412.72 = 629,380/x
  3. Step 3: Cross multiply
    1,811,332x = 2,717,412.72 × 629,380
  4. Step 4: Simplify right side
    1,811,332x = 1,710,285,217,713.60
  5. Step 5: Solve for x
    x = 1,710,285,217,713.60/1,811,332
  6. Step 6: Final answer
    x = 944,214.10

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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.