Home / 1,421,809.46-2,132,503.94-523,041.02

Finding the Fourth Proportional to 1,421,809.46, 2,132,503.94 and 523,041.02

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Solution

The fourth proportional to 1,421,809.46, 2,132,503.94 and 523,041.02 is: 784,484.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,421,809.46 : 2,132,503.94 = 523,041.02 : x
  2. Step 2: Convert to fraction form
    1,421,809.46/2,132,503.94 = 523,041.02/x
  3. Step 3: Cross multiply
    1,421,809.46x = 2,132,503.94 × 523,041.02
  4. Step 4: Simplify right side
    1,421,809.46x = 1,115,387,027,557.40
  5. Step 5: Solve for x
    x = 1,115,387,027,557.40/1,421,809.46
  6. Step 6: Final answer
    x = 784,484.18

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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.