Home / 1,840,339.20-2,539,728.63-1,013,500.92

Finding the Fourth Proportional to 1,840,339.20, 2,539,728.63 and 1,013,500.92

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Solution

The fourth proportional to 1,840,339.20, 2,539,728.63 and 1,013,500.92 is: 1,398,664.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,840,339.20 : 2,539,728.63 = 1,013,500.92 : x
  2. Step 2: Convert to fraction form
    1,840,339.20/2,539,728.63 = 1,013,500.92/x
  3. Step 3: Cross multiply
    1,840,339.20x = 2,539,728.63 × 1,013,500.92
  4. Step 4: Simplify right side
    1,840,339.20x = 2,574,017,303,055.34
  5. Step 5: Solve for x
    x = 2,574,017,303,055.34/1,840,339.20
  6. Step 6: Final answer
    x = 1,398,664.61

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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.