Home / 1,513,842.35-2,089,152.88-825,551.87

Finding the Fourth Proportional to 1,513,842.35, 2,089,152.88 and 825,551.87

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Solution

The fourth proportional to 1,513,842.35, 2,089,152.88 and 825,551.87 is: 1,139,289.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,513,842.35 : 2,089,152.88 = 825,551.87 : x
  2. Step 2: Convert to fraction form
    1,513,842.35/2,089,152.88 = 825,551.87/x
  3. Step 3: Cross multiply
    1,513,842.35x = 2,089,152.88 × 825,551.87
  4. Step 4: Simplify right side
    1,513,842.35x = 1,724,704,056,354.12
  5. Step 5: Solve for x
    x = 1,724,704,056,354.12/1,513,842.35
  6. Step 6: Final answer
    x = 1,139,289.08

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.