Home / 1,215,932.40-1,823,725.80-374,569.20

Finding the Fourth Proportional to 1,215,932.40, 1,823,725.80 and 374,569.20

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Solution

The fourth proportional to 1,215,932.40, 1,823,725.80 and 374,569.20 is: 561,800.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,215,932.40 : 1,823,725.80 = 374,569.20 : x
  2. Step 2: Convert to fraction form
    1,215,932.40/1,823,725.80 = 374,569.20/x
  3. Step 3: Cross multiply
    1,215,932.40x = 1,823,725.80 × 374,569.20
  4. Step 4: Simplify right side
    1,215,932.40x = 683,111,513,925.36
  5. Step 5: Solve for x
    x = 683,111,513,925.36/1,215,932.40
  6. Step 6: Final answer
    x = 561,800.57

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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.