Home / 1,375,886.34-1,898,686.35-764,023.14

Finding the Fourth Proportional to 1,375,886.34, 1,898,686.35 and 764,023.14

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Solution

The fourth proportional to 1,375,886.34, 1,898,686.35 and 764,023.14 is: 1,054,331.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,375,886.34 : 1,898,686.35 = 764,023.14 : x
  2. Step 2: Convert to fraction form
    1,375,886.34/1,898,686.35 = 764,023.14/x
  3. Step 3: Cross multiply
    1,375,886.34x = 1,898,686.35 × 764,023.14
  4. Step 4: Simplify right side
    1,375,886.34x = 1,450,640,307,002.14
  5. Step 5: Solve for x
    x = 1,450,640,307,002.14/1,375,886.34
  6. Step 6: Final answer
    x = 1,054,331.50

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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.