Home / 1,044,119.97-1,440,455.22-636,072.93

Finding the Fourth Proportional to 1,044,119.97, 1,440,455.22 and 636,072.93

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Solution

The fourth proportional to 1,044,119.97, 1,440,455.22 and 636,072.93 is: 877,518.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,044,119.97 : 1,440,455.22 = 636,072.93 : x
  2. Step 2: Convert to fraction form
    1,044,119.97/1,440,455.22 = 636,072.93/x
  3. Step 3: Cross multiply
    1,044,119.97x = 1,440,455.22 × 636,072.93
  4. Step 4: Simplify right side
    1,044,119.97x = 916,234,572,319.20
  5. Step 5: Solve for x
    x = 916,234,572,319.20/1,044,119.97
  6. Step 6: Final answer
    x = 877,518.48

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Double scale
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1.5x scale

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.