Home / 4,249,865.17-5,865,021.86-2,389,866.09

Finding the Fourth Proportional to 4,249,865.17, 5,865,021.86 and 2,389,866.09

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Solution

The fourth proportional to 4,249,865.17, 5,865,021.86 and 2,389,866.09 is: 3,298,132.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,249,865.17 : 5,865,021.86 = 2,389,866.09 : x
  2. Step 2: Convert to fraction form
    4,249,865.17/5,865,021.86 = 2,389,866.09/x
  3. Step 3: Cross multiply
    4,249,865.17x = 5,865,021.86 × 2,389,866.09
  4. Step 4: Simplify right side
    4,249,865.17x = 14,016,616,860,322.73
  5. Step 5: Solve for x
    x = 14,016,616,860,322.73/4,249,865.17
  6. Step 6: Final answer
    x = 3,298,132.13

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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.