Home / 1,545,784.96-2,319,344.88-836,312.44

Finding the Fourth Proportional to 1,545,784.96, 2,319,344.88 and 836,312.44

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Solution

The fourth proportional to 1,545,784.96, 2,319,344.88 and 836,312.44 is: 1,254,829.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,545,784.96 : 2,319,344.88 = 836,312.44 : x
  2. Step 2: Convert to fraction form
    1,545,784.96/2,319,344.88 = 836,312.44/x
  3. Step 3: Cross multiply
    1,545,784.96x = 2,319,344.88 × 836,312.44
  4. Step 4: Simplify right side
    1,545,784.96x = 1,939,696,975,794.31
  5. Step 5: Solve for x
    x = 1,939,696,975,794.31/1,545,784.96
  6. Step 6: Final answer
    x = 1,254,829.76

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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.