Home / 1,402,945.40-2,104,604.40-455,997.08

Finding the Fourth Proportional to 1,402,945.40, 2,104,604.40 and 455,997.08

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Solution

The fourth proportional to 1,402,945.40, 2,104,604.40 and 455,997.08 is: 684,056.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,402,945.40 : 2,104,604.40 = 455,997.08 : x
  2. Step 2: Convert to fraction form
    1,402,945.40/2,104,604.40 = 455,997.08/x
  3. Step 3: Cross multiply
    1,402,945.40x = 2,104,604.40 × 455,997.08
  4. Step 4: Simplify right side
    1,402,945.40x = 959,693,460,955.15
  5. Step 5: Solve for x
    x = 959,693,460,955.15/1,402,945.40
  6. Step 6: Final answer
    x = 684,056.17

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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.