Home / 1,439,501.10-2,158,214.85-808,608.30

Finding the Fourth Proportional to 1,439,501.10, 2,158,214.85 and 808,608.30

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Solution

The fourth proportional to 1,439,501.10, 2,158,214.85 and 808,608.30 is: 1,212,330.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,439,501.10 : 2,158,214.85 = 808,608.30 : x
  2. Step 2: Convert to fraction form
    1,439,501.10/2,158,214.85 = 808,608.30/x
  3. Step 3: Cross multiply
    1,439,501.10x = 2,158,214.85 × 808,608.30
  4. Step 4: Simplify right side
    1,439,501.10x = 1,745,150,440,893.26
  5. Step 5: Solve for x
    x = 1,745,150,440,893.26/1,439,501.10
  6. Step 6: Final answer
    x = 1,212,330.05

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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.