Home / 1,405,948.10-2,108,485.62-507,272.75

Finding the Fourth Proportional to 1,405,948.10, 2,108,485.62 and 507,272.75

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Solution

The fourth proportional to 1,405,948.10, 2,108,485.62 and 507,272.75 is: 760,751.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,405,948.10 : 2,108,485.62 = 507,272.75 : x
  2. Step 2: Convert to fraction form
    1,405,948.10/2,108,485.62 = 507,272.75/x
  3. Step 3: Cross multiply
    1,405,948.10x = 2,108,485.62 × 507,272.75
  4. Step 4: Simplify right side
    1,405,948.10x = 1,069,577,298,792.86
  5. Step 5: Solve for x
    x = 1,069,577,298,792.86/1,405,948.10
  6. Step 6: Final answer
    x = 760,751.62

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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.