Home / 1,295,621.80-1,943,432.70-397,056.40

Finding the Fourth Proportional to 1,295,621.80, 1,943,432.70 and 397,056.40

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Solution

The fourth proportional to 1,295,621.80, 1,943,432.70 and 397,056.40 is: 595,584.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,295,621.80 : 1,943,432.70 = 397,056.40 : x
  2. Step 2: Convert to fraction form
    1,295,621.80/1,943,432.70 = 397,056.40/x
  3. Step 3: Cross multiply
    1,295,621.80x = 1,943,432.70 × 397,056.40
  4. Step 4: Simplify right side
    1,295,621.80x = 771,652,391,504.28
  5. Step 5: Solve for x
    x = 771,652,391,504.28/1,295,621.80
  6. Step 6: Final answer
    x = 595,584.60

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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.