Home / 1,333,875.90-1,840,749.15-722,026.66

Finding the Fourth Proportional to 1,333,875.90, 1,840,749.15 and 722,026.66

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Solution

The fourth proportional to 1,333,875.90, 1,840,749.15 and 722,026.66 is: 996,397.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,333,875.90 : 1,840,749.15 = 722,026.66 : x
  2. Step 2: Convert to fraction form
    1,333,875.90/1,840,749.15 = 722,026.66/x
  3. Step 3: Cross multiply
    1,333,875.90x = 1,840,749.15 × 722,026.66
  4. Step 4: Simplify right side
    1,333,875.90x = 1,329,069,958,168.07
  5. Step 5: Solve for x
    x = 1,329,069,958,168.07/1,333,875.90
  6. Step 6: Final answer
    x = 996,397.01

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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.