Home / 1,426,094.94-1,968,026.51-781,501.29

Finding the Fourth Proportional to 1,426,094.94, 1,968,026.51 and 781,501.29

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Solution

The fourth proportional to 1,426,094.94, 1,968,026.51 and 781,501.29 is: 1,078,480.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,426,094.94 : 1,968,026.51 = 781,501.29 : x
  2. Step 2: Convert to fraction form
    1,426,094.94/1,968,026.51 = 781,501.29/x
  3. Step 3: Cross multiply
    1,426,094.94x = 1,968,026.51 × 781,501.29
  4. Step 4: Simplify right side
    1,426,094.94x = 1,538,015,255,328.90
  5. Step 5: Solve for x
    x = 1,538,015,255,328.90/1,426,094.94
  6. Step 6: Final answer
    x = 1,078,480.27

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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.