Home / 5,038,970.81-7,556,905.87-1,443,774.47

Finding the Fourth Proportional to 5,038,970.81, 7,556,905.87 and 1,443,774.47

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Solution

The fourth proportional to 5,038,970.81, 7,556,905.87 and 1,443,774.47 is: 2,165,217.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,038,970.81 : 7,556,905.87 = 1,443,774.47 : x
  2. Step 2: Convert to fraction form
    5,038,970.81/7,556,905.87 = 1,443,774.47/x
  3. Step 3: Cross multiply
    5,038,970.81x = 7,556,905.87 × 1,443,774.47
  4. Step 4: Simplify right side
    5,038,970.81x = 10,910,467,725,905.17
  5. Step 5: Solve for x
    x = 10,910,467,725,905.17/5,038,970.81
  6. Step 6: Final answer
    x = 2,165,217.49

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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.