Home / 1,051,727.40-1,451,681.10-622,156.86

Finding the Fourth Proportional to 1,051,727.40, 1,451,681.10 and 622,156.86

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Solution

The fourth proportional to 1,051,727.40, 1,451,681.10 and 622,156.86 is: 858,752.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,051,727.40 : 1,451,681.10 = 622,156.86 : x
  2. Step 2: Convert to fraction form
    1,051,727.40/1,451,681.10 = 622,156.86/x
  3. Step 3: Cross multiply
    1,051,727.40x = 1,451,681.10 × 622,156.86
  4. Step 4: Simplify right side
    1,051,727.40x = 903,173,354,897.35
  5. Step 5: Solve for x
    x = 903,173,354,897.35/1,051,727.40
  6. Step 6: Final answer
    x = 858,752.33

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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.