Home / 1,553,722.04-2,144,340.78-874,790.84

Finding the Fourth Proportional to 1,553,722.04, 2,144,340.78 and 874,790.84

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Solution

The fourth proportional to 1,553,722.04, 2,144,340.78 and 874,790.84 is: 1,207,326.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,553,722.04 : 2,144,340.78 = 874,790.84 : x
  2. Step 2: Convert to fraction form
    1,553,722.04/2,144,340.78 = 874,790.84/x
  3. Step 3: Cross multiply
    1,553,722.04x = 2,144,340.78 × 874,790.84
  4. Step 4: Simplify right side
    1,553,722.04x = 1,875,849,672,182.45
  5. Step 5: Solve for x
    x = 1,875,849,672,182.45/1,553,722.04
  6. Step 6: Final answer
    x = 1,207,326.42

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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.