Home / 1,975,389.61-2,963,085.45-555,445.69

Finding the Fourth Proportional to 1,975,389.61, 2,963,085.45 and 555,445.69

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Solution

The fourth proportional to 1,975,389.61, 2,963,085.45 and 555,445.69 is: 833,168.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,975,389.61 : 2,963,085.45 = 555,445.69 : x
  2. Step 2: Convert to fraction form
    1,975,389.61/2,963,085.45 = 555,445.69/x
  3. Step 3: Cross multiply
    1,975,389.61x = 2,963,085.45 × 555,445.69
  4. Step 4: Simplify right side
    1,975,389.61x = 1,645,833,042,304.21
  5. Step 5: Solve for x
    x = 1,645,833,042,304.21/1,975,389.61
  6. Step 6: Final answer
    x = 833,168.83

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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.