Home / 3,626,590.40-5,438,330.40-1,828,779.20

Finding the Fourth Proportional to 3,626,590.40, 5,438,330.40 and 1,828,779.20

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Solution

The fourth proportional to 3,626,590.40, 5,438,330.40 and 1,828,779.20 is: 2,742,384.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,626,590.40 : 5,438,330.40 = 1,828,779.20 : x
  2. Step 2: Convert to fraction form
    3,626,590.40/5,438,330.40 = 1,828,779.20/x
  3. Step 3: Cross multiply
    3,626,590.40x = 5,438,330.40 × 1,828,779.20
  4. Step 4: Simplify right side
    3,626,590.40x = 9,945,505,518,247.68
  5. Step 5: Solve for x
    x = 9,945,505,518,247.68/3,626,590.40
  6. Step 6: Final answer
    x = 2,742,384.56

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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.