Home / 1,836,688.65-2,755,233.90-623,141.48

Finding the Fourth Proportional to 1,836,688.65, 2,755,233.90 and 623,141.48

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Solution

The fourth proportional to 1,836,688.65, 2,755,233.90 and 623,141.48 is: 934,780.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,836,688.65 : 2,755,233.90 = 623,141.48 : x
  2. Step 2: Convert to fraction form
    1,836,688.65/2,755,233.90 = 623,141.48/x
  3. Step 3: Cross multiply
    1,836,688.65x = 2,755,233.90 × 623,141.48
  4. Step 4: Simplify right side
    1,836,688.65x = 1,716,900,537,080.26
  5. Step 5: Solve for x
    x = 1,716,900,537,080.26/1,836,688.65
  6. Step 6: Final answer
    x = 934,780.39

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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.