Home / 1,447,366.90-1,997,605.47-802,994.70

Finding the Fourth Proportional to 1,447,366.90, 1,997,605.47 and 802,994.70

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Solution

The fourth proportional to 1,447,366.90, 1,997,605.47 and 802,994.70 is: 1,108,265.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,447,366.90 : 1,997,605.47 = 802,994.70 : x
  2. Step 2: Convert to fraction form
    1,447,366.90/1,997,605.47 = 802,994.70/x
  3. Step 3: Cross multiply
    1,447,366.90x = 1,997,605.47 × 802,994.70
  4. Step 4: Simplify right side
    1,447,366.90x = 1,604,066,605,101.01
  5. Step 5: Solve for x
    x = 1,604,066,605,101.01/1,447,366.90
  6. Step 6: Final answer
    x = 1,108,265.36

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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.