Home / 1,309,050.66-1,806,500.70-736,085.82

Finding the Fourth Proportional to 1,309,050.66, 1,806,500.70 and 736,085.82

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Solution

The fourth proportional to 1,309,050.66, 1,806,500.70 and 736,085.82 is: 1,015,804.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,309,050.66 : 1,806,500.70 = 736,085.82 : x
  2. Step 2: Convert to fraction form
    1,309,050.66/1,806,500.70 = 736,085.82/x
  3. Step 3: Cross multiply
    1,309,050.66x = 1,806,500.70 × 736,085.82
  4. Step 4: Simplify right side
    1,309,050.66x = 1,329,739,549,090.07
  5. Step 5: Solve for x
    x = 1,329,739,549,090.07/1,309,050.66
  6. Step 6: Final answer
    x = 1,015,804.50

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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.