Home / 1,590,838.08-2,386,262.04-392,760.54

Finding the Fourth Proportional to 1,590,838.08, 2,386,262.04 and 392,760.54

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Solution

The fourth proportional to 1,590,838.08, 2,386,262.04 and 392,760.54 is: 589,142.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,590,838.08 : 2,386,262.04 = 392,760.54 : x
  2. Step 2: Convert to fraction form
    1,590,838.08/2,386,262.04 = 392,760.54/x
  3. Step 3: Cross multiply
    1,590,838.08x = 2,386,262.04 × 392,760.54
  4. Step 4: Simplify right side
    1,590,838.08x = 937,229,567,411.90
  5. Step 5: Solve for x
    x = 937,229,567,411.90/1,590,838.08
  6. Step 6: Final answer
    x = 589,142.02

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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.