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Finding the Fourth Proportional to 1,337,759.60, 1,845,582.71 and 764,492.22

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Solution

The fourth proportional to 1,337,759.60, 1,845,582.71 and 764,492.22 is: 1,054,698.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,337,759.60 : 1,845,582.71 = 764,492.22 : x
  2. Step 2: Convert to fraction form
    1,337,759.60/1,845,582.71 = 764,492.22/x
  3. Step 3: Cross multiply
    1,337,759.60x = 1,845,582.71 × 764,492.22
  4. Step 4: Simplify right side
    1,337,759.60x = 1,410,933,619,339.06
  5. Step 5: Solve for x
    x = 1,410,933,619,339.06/1,337,759.60
  6. Step 6: Final answer
    x = 1,054,698.93

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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.