Home / 938,303.30-1,407,454.96-811,567.08

Finding the Fourth Proportional to 938,303.30, 1,407,454.96 and 811,567.08

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Solution

The fourth proportional to 938,303.30, 1,407,454.96 and 811,567.08 is: 1,217,350.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    938,303.30 : 1,407,454.96 = 811,567.08 : x
  2. Step 2: Convert to fraction form
    938,303.30/1,407,454.96 = 811,567.08/x
  3. Step 3: Cross multiply
    938,303.30x = 1,407,454.96 × 811,567.08
  4. Step 4: Simplify right side
    938,303.30x = 1,142,244,110,242.81
  5. Step 5: Solve for x
    x = 1,142,244,110,242.81/938,303.30
  6. Step 6: Final answer
    x = 1,217,350.62

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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.