Home / 1,590,801.17-2,386,206.70-392,723.60

Finding the Fourth Proportional to 1,590,801.17, 2,386,206.70 and 392,723.60

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Solution

The fourth proportional to 1,590,801.17, 2,386,206.70 and 392,723.60 is: 589,086.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,590,801.17 : 2,386,206.70 = 392,723.60 : x
  2. Step 2: Convert to fraction form
    1,590,801.17/2,386,206.70 = 392,723.60/x
  3. Step 3: Cross multiply
    1,590,801.17x = 2,386,206.70 × 392,723.60
  4. Step 4: Simplify right side
    1,590,801.17x = 937,119,672,655.28
  5. Step 5: Solve for x
    x = 937,119,672,655.28/1,590,801.17
  6. Step 6: Final answer
    x = 589,086.61

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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.