Home / 1,298,675.60-1,946,701.20-589,212.80

Finding the Fourth Proportional to 1,298,675.60, 1,946,701.20 and 589,212.80

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Solution

The fourth proportional to 1,298,675.60, 1,946,701.20 and 589,212.80 is: 883,223.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,298,675.60 : 1,946,701.20 = 589,212.80 : x
  2. Step 2: Convert to fraction form
    1,298,675.60/1,946,701.20 = 589,212.80/x
  3. Step 3: Cross multiply
    1,298,675.60x = 1,946,701.20 × 589,212.80
  4. Step 4: Simplify right side
    1,298,675.60x = 1,147,021,264,815.36
  5. Step 5: Solve for x
    x = 1,147,021,264,815.36/1,298,675.60
  6. Step 6: Final answer
    x = 883,223.85

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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.