Home / 3,590,935.40-5,386,005.20-1,285,336.43

Finding the Fourth Proportional to 3,590,935.40, 5,386,005.20 and 1,285,336.43

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Solution

The fourth proportional to 3,590,935.40, 5,386,005.20 and 1,285,336.43 is: 1,927,862.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,590,935.40 : 5,386,005.20 = 1,285,336.43 : x
  2. Step 2: Convert to fraction form
    3,590,935.40/5,386,005.20 = 1,285,336.43/x
  3. Step 3: Cross multiply
    3,590,935.40x = 5,386,005.20 × 1,285,336.43
  4. Step 4: Simplify right side
    3,590,935.40x = 6,922,828,712,407.79
  5. Step 5: Solve for x
    x = 6,922,828,712,407.79/3,590,935.40
  6. Step 6: Final answer
    x = 1,927,862.23

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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.