Home / 1,813,124.82-2,502,127.91-986,205.01

Finding the Fourth Proportional to 1,813,124.82, 2,502,127.91 and 986,205.01

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Solution

The fourth proportional to 1,813,124.82, 2,502,127.91 and 986,205.01 is: 1,360,971.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,813,124.82 : 2,502,127.91 = 986,205.01 : x
  2. Step 2: Convert to fraction form
    1,813,124.82/2,502,127.91 = 986,205.01/x
  3. Step 3: Cross multiply
    1,813,124.82x = 2,502,127.91 × 986,205.01
  4. Step 4: Simplify right side
    1,813,124.82x = 2,467,611,080,502.83
  5. Step 5: Solve for x
    x = 2,467,611,080,502.83/1,813,124.82
  6. Step 6: Final answer
    x = 1,360,971.43

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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.