Home / 1,349,702.40-2,025,331.20-508,857.60

Finding the Fourth Proportional to 1,349,702.40, 2,025,331.20 and 508,857.60

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Solution

The fourth proportional to 1,349,702.40, 2,025,331.20 and 508,857.60 is: 763,579.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,349,702.40 : 2,025,331.20 = 508,857.60 : x
  2. Step 2: Convert to fraction form
    1,349,702.40/2,025,331.20 = 508,857.60/x
  3. Step 3: Cross multiply
    1,349,702.40x = 2,025,331.20 × 508,857.60
  4. Step 4: Simplify right side
    1,349,702.40x = 1,030,605,173,637.12
  5. Step 5: Solve for x
    x = 1,030,605,173,637.12/1,349,702.40
  6. Step 6: Final answer
    x = 763,579.57

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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.