Home / 1,373,180.19-1,895,100.35-761,393.67

Finding the Fourth Proportional to 1,373,180.19, 1,895,100.35 and 761,393.67

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Solution

The fourth proportional to 1,373,180.19, 1,895,100.35 and 761,393.67 is: 1,050,785.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,373,180.19 : 1,895,100.35 = 761,393.67 : x
  2. Step 2: Convert to fraction form
    1,373,180.19/1,895,100.35 = 761,393.67/x
  3. Step 3: Cross multiply
    1,373,180.19x = 1,895,100.35 × 761,393.67
  4. Step 4: Simplify right side
    1,373,180.19x = 1,442,917,406,697.82
  5. Step 5: Solve for x
    x = 1,442,917,406,697.82/1,373,180.19
  6. Step 6: Final answer
    x = 1,050,785.19

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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.