Home / 1,535,603.46-2,300,321.31-764,779.11

Finding the Fourth Proportional to 1,535,603.46, 2,300,321.31 and 764,779.11

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Solution

The fourth proportional to 1,535,603.46, 2,300,321.31 and 764,779.11 is: 1,145,632.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,535,603.46 : 2,300,321.31 = 764,779.11 : x
  2. Step 2: Convert to fraction form
    1,535,603.46/2,300,321.31 = 764,779.11/x
  3. Step 3: Cross multiply
    1,535,603.46x = 2,300,321.31 × 764,779.11
  4. Step 4: Simplify right side
    1,535,603.46x = 1,759,237,684,175.83
  5. Step 5: Solve for x
    x = 1,759,237,684,175.83/1,535,603.46
  6. Step 6: Final answer
    x = 1,145,632.80

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.