Home / 1,588,337.51-2,191,926.56-863,196.68

Finding the Fourth Proportional to 1,588,337.51, 2,191,926.56 and 863,196.68

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Solution

The fourth proportional to 1,588,337.51, 2,191,926.56 and 863,196.68 is: 1,191,222.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,588,337.51 : 2,191,926.56 = 863,196.68 : x
  2. Step 2: Convert to fraction form
    1,588,337.51/2,191,926.56 = 863,196.68/x
  3. Step 3: Cross multiply
    1,588,337.51x = 2,191,926.56 × 863,196.68
  4. Step 4: Simplify right side
    1,588,337.51x = 1,892,063,730,559.65
  5. Step 5: Solve for x
    x = 1,892,063,730,559.65/1,588,337.51
  6. Step 6: Final answer
    x = 1,191,222.72

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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.