Home / 5,405,281.71-7,459,289.47-2,957,893.28

Finding the Fourth Proportional to 5,405,281.71, 7,459,289.47 and 2,957,893.28

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Solution

The fourth proportional to 5,405,281.71, 7,459,289.47 and 2,957,893.28 is: 4,081,893.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,405,281.71 : 7,459,289.47 = 2,957,893.28 : x
  2. Step 2: Convert to fraction form
    5,405,281.71/7,459,289.47 = 2,957,893.28/x
  3. Step 3: Cross multiply
    5,405,281.71x = 7,459,289.47 × 2,957,893.28
  4. Step 4: Simplify right side
    5,405,281.71x = 22,063,782,196,887.76
  5. Step 5: Solve for x
    x = 22,063,782,196,887.76/5,405,281.71
  6. Step 6: Final answer
    x = 4,081,893.12

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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.