Home / 2,307,829.26-3,184,926.64-1,390,347.19

Finding the Fourth Proportional to 2,307,829.26, 3,184,926.64 and 1,390,347.19

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Solution

The fourth proportional to 2,307,829.26, 3,184,926.64 and 1,390,347.19 is: 1,918,752.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,307,829.26 : 3,184,926.64 = 1,390,347.19 : x
  2. Step 2: Convert to fraction form
    2,307,829.26/3,184,926.64 = 1,390,347.19/x
  3. Step 3: Cross multiply
    2,307,829.26x = 3,184,926.64 × 1,390,347.19
  4. Step 4: Simplify right side
    2,307,829.26x = 4,428,153,792,841.96
  5. Step 5: Solve for x
    x = 4,428,153,792,841.96/2,307,829.26
  6. Step 6: Final answer
    x = 1,918,752.77

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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.