Home / 3,748,490.48-5,622,686.04-908,628.32

Finding the Fourth Proportional to 3,748,490.48, 5,622,686.04 and 908,628.32

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Solution

The fourth proportional to 3,748,490.48, 5,622,686.04 and 908,628.32 is: 1,362,930.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,748,490.48 : 5,622,686.04 = 908,628.32 : x
  2. Step 2: Convert to fraction form
    3,748,490.48/5,622,686.04 = 908,628.32/x
  3. Step 3: Cross multiply
    3,748,490.48x = 5,622,686.04 × 908,628.32
  4. Step 4: Simplify right side
    3,748,490.48x = 5,108,931,770,412.65
  5. Step 5: Solve for x
    x = 5,108,931,770,412.65/3,748,490.48
  6. Step 6: Final answer
    x = 1,362,930.44

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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.