Home / 1,527,435.04-2,290,976.88-405,594.40

Finding the Fourth Proportional to 1,527,435.04, 2,290,976.88 and 405,594.40

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Solution

The fourth proportional to 1,527,435.04, 2,290,976.88 and 405,594.40 is: 608,344.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,527,435.04 : 2,290,976.88 = 405,594.40 : x
  2. Step 2: Convert to fraction form
    1,527,435.04/2,290,976.88 = 405,594.40/x
  3. Step 3: Cross multiply
    1,527,435.04x = 2,290,976.88 × 405,594.40
  4. Step 4: Simplify right side
    1,527,435.04x = 929,207,393,057.47
  5. Step 5: Solve for x
    x = 929,207,393,057.47/1,527,435.04
  6. Step 6: Final answer
    x = 608,344.95

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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.