Home / 1,231,911.94-1,847,547.14-521,574.34

Finding the Fourth Proportional to 1,231,911.94, 1,847,547.14 and 521,574.34

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Solution

The fourth proportional to 1,231,911.94, 1,847,547.14 and 521,574.34 is: 782,225.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,231,911.94 : 1,847,547.14 = 521,574.34 : x
  2. Step 2: Convert to fraction form
    1,231,911.94/1,847,547.14 = 521,574.34/x
  3. Step 3: Cross multiply
    1,231,911.94x = 1,847,547.14 × 521,574.34
  4. Step 4: Simplify right side
    1,231,911.94x = 963,633,180,164.39
  5. Step 5: Solve for x
    x = 963,633,180,164.39/1,231,911.94
  6. Step 6: Final answer
    x = 782,225.70

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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.