Home / 2,299,109.40-3,172,532.77-1,415,918.81

Finding the Fourth Proportional to 2,299,109.40, 3,172,532.77 and 1,415,918.81

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Solution

The fourth proportional to 2,299,109.40, 3,172,532.77 and 1,415,918.81 is: 1,953,821.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,299,109.40 : 3,172,532.77 = 1,415,918.81 : x
  2. Step 2: Convert to fraction form
    2,299,109.40/3,172,532.77 = 1,415,918.81/x
  3. Step 3: Cross multiply
    2,299,109.40x = 3,172,532.77 × 1,415,918.81
  4. Step 4: Simplify right side
    2,299,109.40x = 4,492,048,834,085.64
  5. Step 5: Solve for x
    x = 4,492,048,834,085.64/2,299,109.40
  6. Step 6: Final answer
    x = 1,953,821.26

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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.