Home / 1,276,762.96-1,914,555.64-377,883.28

Finding the Fourth Proportional to 1,276,762.96, 1,914,555.64 and 377,883.28

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Solution

The fourth proportional to 1,276,762.96, 1,914,555.64 and 377,883.28 is: 566,650.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,276,762.96 : 1,914,555.64 = 377,883.28 : x
  2. Step 2: Convert to fraction form
    1,276,762.96/1,914,555.64 = 377,883.28/x
  3. Step 3: Cross multiply
    1,276,762.96x = 1,914,555.64 × 377,883.28
  4. Step 4: Simplify right side
    1,276,762.96x = 723,478,564,985.70
  5. Step 5: Solve for x
    x = 723,478,564,985.70/1,276,762.96
  6. Step 6: Final answer
    x = 566,650.65

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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.