Home / 2,390,802.32-3,299,308.41-1,358,311.89

Finding the Fourth Proportional to 2,390,802.32, 3,299,308.41 and 1,358,311.89

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Solution

The fourth proportional to 2,390,802.32, 3,299,308.41 and 1,358,311.89 is: 1,874,471.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,390,802.32 : 3,299,308.41 = 1,358,311.89 : x
  2. Step 2: Convert to fraction form
    2,390,802.32/3,299,308.41 = 1,358,311.89/x
  3. Step 3: Cross multiply
    2,390,802.32x = 3,299,308.41 × 1,358,311.89
  4. Step 4: Simplify right side
    2,390,802.32x = 4,481,489,834,801.26
  5. Step 5: Solve for x
    x = 4,481,489,834,801.26/2,390,802.32
  6. Step 6: Final answer
    x = 1,874,471.10

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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.