Home / 1,756,793.12-2,423,400.74-1,021,666.90

Finding the Fourth Proportional to 1,756,793.12, 2,423,400.74 and 1,021,666.90

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Solution

The fourth proportional to 1,756,793.12, 2,423,400.74 and 1,021,666.90 is: 1,409,334.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,756,793.12 : 2,423,400.74 = 1,021,666.90 : x
  2. Step 2: Convert to fraction form
    1,756,793.12/2,423,400.74 = 1,021,666.90/x
  3. Step 3: Cross multiply
    1,756,793.12x = 2,423,400.74 × 1,021,666.90
  4. Step 4: Simplify right side
    1,756,793.12x = 2,475,908,321,493.51
  5. Step 5: Solve for x
    x = 2,475,908,321,493.51/1,756,793.12
  6. Step 6: Final answer
    x = 1,409,334.03

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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.