Home / 1,089,964.29-1,503,298.67-708,114.09

Finding the Fourth Proportional to 1,089,964.29, 1,503,298.67 and 708,114.09

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Solution

The fourth proportional to 1,089,964.29, 1,503,298.67 and 708,114.09 is: 976,643.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,089,964.29 : 1,503,298.67 = 708,114.09 : x
  2. Step 2: Convert to fraction form
    1,089,964.29/1,503,298.67 = 708,114.09/x
  3. Step 3: Cross multiply
    1,089,964.29x = 1,503,298.67 × 708,114.09
  4. Step 4: Simplify right side
    1,089,964.29x = 1,064,506,966,164.69
  5. Step 5: Solve for x
    x = 1,064,506,966,164.69/1,089,964.29
  6. Step 6: Final answer
    x = 976,643.89

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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.