Home / 6,459,307.80-9,687,212.10-1,910,347.80

Finding the Fourth Proportional to 6,459,307.80, 9,687,212.10 and 1,910,347.80

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Solution

The fourth proportional to 6,459,307.80, 9,687,212.10 and 1,910,347.80 is: 2,865,004.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,459,307.80 : 9,687,212.10 = 1,910,347.80 : x
  2. Step 2: Convert to fraction form
    6,459,307.80/9,687,212.10 = 1,910,347.80/x
  3. Step 3: Cross multiply
    6,459,307.80x = 9,687,212.10 × 1,910,347.80
  4. Step 4: Simplify right side
    6,459,307.80x = 18,505,944,323,368.38
  5. Step 5: Solve for x
    x = 18,505,944,323,368.38/6,459,307.80
  6. Step 6: Final answer
    x = 2,865,004.25

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.