Home / 1,105,521.67-1,525,078.69-675,056.89

Finding the Fourth Proportional to 1,105,521.67, 1,525,078.69 and 675,056.89

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Solution

The fourth proportional to 1,105,521.67, 1,525,078.69 and 675,056.89 is: 931,248.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,105,521.67 : 1,525,078.69 = 675,056.89 : x
  2. Step 2: Convert to fraction form
    1,105,521.67/1,525,078.69 = 675,056.89/x
  3. Step 3: Cross multiply
    1,105,521.67x = 1,525,078.69 × 675,056.89
  4. Step 4: Simplify right side
    1,105,521.67x = 1,029,514,877,476.67
  5. Step 5: Solve for x
    x = 1,029,514,877,476.67/1,105,521.67
  6. Step 6: Final answer
    x = 931,248.03

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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.