Home / 1,712,823.80-2,569,235.70-1,003,652.60

Finding the Fourth Proportional to 1,712,823.80, 2,569,235.70 and 1,003,652.60

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Solution

The fourth proportional to 1,712,823.80, 2,569,235.70 and 1,003,652.60 is: 1,505,478.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,712,823.80 : 2,569,235.70 = 1,003,652.60 : x
  2. Step 2: Convert to fraction form
    1,712,823.80/2,569,235.70 = 1,003,652.60/x
  3. Step 3: Cross multiply
    1,712,823.80x = 2,569,235.70 × 1,003,652.60
  4. Step 4: Simplify right side
    1,712,823.80x = 2,578,620,090,317.82
  5. Step 5: Solve for x
    x = 2,578,620,090,317.82/1,712,823.80
  6. Step 6: Final answer
    x = 1,505,478.90

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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.