Home / 1,623,280.51-2,239,583.11-934,938.58

Finding the Fourth Proportional to 1,623,280.51, 2,239,583.11 and 934,938.58

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Solution

The fourth proportional to 1,623,280.51, 2,239,583.11 and 934,938.58 is: 1,289,901.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,623,280.51 : 2,239,583.11 = 934,938.58 : x
  2. Step 2: Convert to fraction form
    1,623,280.51/2,239,583.11 = 934,938.58/x
  3. Step 3: Cross multiply
    1,623,280.51x = 2,239,583.11 × 934,938.58
  4. Step 4: Simplify right side
    1,623,280.51x = 2,093,872,651,024.58
  5. Step 5: Solve for x
    x = 2,093,872,651,024.58/1,623,280.51
  6. Step 6: Final answer
    x = 1,289,901.93

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.