Home / 1,485,699.92-2,050,312.20-841,108.40

Finding the Fourth Proportional to 1,485,699.92, 2,050,312.20 and 841,108.40

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Solution

The fourth proportional to 1,485,699.92, 2,050,312.20 and 841,108.40 is: 1,160,755.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,485,699.92 : 2,050,312.20 = 841,108.40 : x
  2. Step 2: Convert to fraction form
    1,485,699.92/2,050,312.20 = 841,108.40/x
  3. Step 3: Cross multiply
    1,485,699.92x = 2,050,312.20 × 841,108.40
  4. Step 4: Simplify right side
    1,485,699.92x = 1,724,534,814,042.48
  5. Step 5: Solve for x
    x = 1,724,534,814,042.48/1,485,699.92
  6. Step 6: Final answer
    x = 1,160,755.81

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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.