Home / 1,002,878.84-1,502,903.76-553,801.88

Finding the Fourth Proportional to 1,002,878.84, 1,502,903.76 and 553,801.88

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Solution

The fourth proportional to 1,002,878.84, 1,502,903.76 and 553,801.88 is: 829,921.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,002,878.84 : 1,502,903.76 = 553,801.88 : x
  2. Step 2: Convert to fraction form
    1,002,878.84/1,502,903.76 = 553,801.88/x
  3. Step 3: Cross multiply
    1,002,878.84x = 1,502,903.76 × 553,801.88
  4. Step 4: Simplify right side
    1,002,878.84x = 832,310,927,747.07
  5. Step 5: Solve for x
    x = 832,310,927,747.07/1,002,878.84
  6. Step 6: Final answer
    x = 829,921.72

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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.