Home / 1,275,495.80-1,913,449.98-377,027.60

Finding the Fourth Proportional to 1,275,495.80, 1,913,449.98 and 377,027.60

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Solution

The fourth proportional to 1,275,495.80, 1,913,449.98 and 377,027.60 is: 565,602.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,275,495.80 : 1,913,449.98 = 377,027.60 : x
  2. Step 2: Convert to fraction form
    1,275,495.80/1,913,449.98 = 377,027.60/x
  3. Step 3: Cross multiply
    1,275,495.80x = 1,913,449.98 × 377,027.60
  4. Step 4: Simplify right side
    1,275,495.80x = 721,423,453,679.45
  5. Step 5: Solve for x
    x = 721,423,453,679.45/1,275,495.80
  6. Step 6: Final answer
    x = 565,602.37

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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.