Home / 1,174,285.68-1,620,486.77-690,881.93

Finding the Fourth Proportional to 1,174,285.68, 1,620,486.77 and 690,881.93

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Solution

The fourth proportional to 1,174,285.68, 1,620,486.77 and 690,881.93 is: 953,400.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,174,285.68 : 1,620,486.77 = 690,881.93 : x
  2. Step 2: Convert to fraction form
    1,174,285.68/1,620,486.77 = 690,881.93/x
  3. Step 3: Cross multiply
    1,174,285.68x = 1,620,486.77 × 690,881.93
  4. Step 4: Simplify right side
    1,174,285.68x = 1,119,565,024,873.05
  5. Step 5: Solve for x
    x = 1,119,565,024,873.05/1,174,285.68
  6. Step 6: Final answer
    x = 953,400.90

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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.