Home / 1,554,200.50-2,331,432.78-432,269.50

Finding the Fourth Proportional to 1,554,200.50, 2,331,432.78 and 432,269.50

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Solution

The fourth proportional to 1,554,200.50, 2,331,432.78 and 432,269.50 is: 648,440.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,554,200.50 : 2,331,432.78 = 432,269.50 : x
  2. Step 2: Convert to fraction form
    1,554,200.50/2,331,432.78 = 432,269.50/x
  3. Step 3: Cross multiply
    1,554,200.50x = 2,331,432.78 × 432,269.50
  4. Step 4: Simplify right side
    1,554,200.50x = 1,007,807,282,094.21
  5. Step 5: Solve for x
    x = 1,007,807,282,094.21/1,554,200.50
  6. Step 6: Final answer
    x = 648,440.97

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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.