Home / 1,316,727.50-1,817,867.03-833,706.68

Finding the Fourth Proportional to 1,316,727.50, 1,817,867.03 and 833,706.68

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Solution

The fourth proportional to 1,316,727.50, 1,817,867.03 and 833,706.68 is: 1,151,011.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,316,727.50 : 1,817,867.03 = 833,706.68 : x
  2. Step 2: Convert to fraction form
    1,316,727.50/1,817,867.03 = 833,706.68/x
  3. Step 3: Cross multiply
    1,316,727.50x = 1,817,867.03 × 833,706.68
  4. Step 4: Simplify right side
    1,316,727.50x = 1,515,567,873,004.89
  5. Step 5: Solve for x
    x = 1,515,567,873,004.89/1,316,727.50
  6. Step 6: Final answer
    x = 1,151,011.03

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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.