Home / 1,089,929.54-1,503,250.70-708,079.34

Finding the Fourth Proportional to 1,089,929.54, 1,503,250.70 and 708,079.34

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Solution

The fourth proportional to 1,089,929.54, 1,503,250.70 and 708,079.34 is: 976,595.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,089,929.54 : 1,503,250.70 = 708,079.34 : x
  2. Step 2: Convert to fraction form
    1,089,929.54/1,503,250.70 = 708,079.34/x
  3. Step 3: Cross multiply
    1,089,929.54x = 1,503,250.70 × 708,079.34
  4. Step 4: Simplify right side
    1,089,929.54x = 1,064,420,763,510.54
  5. Step 5: Solve for x
    x = 1,064,420,763,510.54/1,089,929.54
  6. Step 6: Final answer
    x = 976,595.94

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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.