Home / 1,532,420.36-2,114,661.98-844,077.40

Finding the Fourth Proportional to 1,532,420.36, 2,114,661.98 and 844,077.40

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Solution

The fourth proportional to 1,532,420.36, 2,114,661.98 and 844,077.40 is: 1,164,783.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,532,420.36 : 2,114,661.98 = 844,077.40 : x
  2. Step 2: Convert to fraction form
    1,532,420.36/2,114,661.98 = 844,077.40/x
  3. Step 3: Cross multiply
    1,532,420.36x = 2,114,661.98 × 844,077.40
  4. Step 4: Simplify right side
    1,532,420.36x = 1,784,938,385,957.25
  5. Step 5: Solve for x
    x = 1,784,938,385,957.25/1,532,420.36
  6. Step 6: Final answer
    x = 1,164,783.78

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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.