Home / 1,385,792.20-2,077,133.10-586,937.80

Finding the Fourth Proportional to 1,385,792.20, 2,077,133.10 and 586,937.80

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Solution

The fourth proportional to 1,385,792.20, 2,077,133.10 and 586,937.80 is: 879,748.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,385,792.20 : 2,077,133.10 = 586,937.80 : x
  2. Step 2: Convert to fraction form
    1,385,792.20/2,077,133.10 = 586,937.80/x
  3. Step 3: Cross multiply
    1,385,792.20x = 2,077,133.10 × 586,937.80
  4. Step 4: Simplify right side
    1,385,792.20x = 1,219,147,932,021.18
  5. Step 5: Solve for x
    x = 1,219,147,932,021.18/1,385,792.20
  6. Step 6: Final answer
    x = 879,748.01

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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.