Home / 1,308,539.94-1,805,518.18-764,570.52

Finding the Fourth Proportional to 1,308,539.94, 1,805,518.18 and 764,570.52

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Solution

The fourth proportional to 1,308,539.94, 1,805,518.18 and 764,570.52 is: 1,054,951.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,308,539.94 : 1,805,518.18 = 764,570.52 : x
  2. Step 2: Convert to fraction form
    1,308,539.94/1,805,518.18 = 764,570.52/x
  3. Step 3: Cross multiply
    1,308,539.94x = 1,805,518.18 × 764,570.52
  4. Step 4: Simplify right side
    1,308,539.94x = 1,380,445,974,707.77
  5. Step 5: Solve for x
    x = 1,380,445,974,707.77/1,308,539.94
  6. Step 6: Final answer
    x = 1,054,951.35

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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.