Home / 1,674,715.07-2,311,484.04-1,021,562.39

Finding the Fourth Proportional to 1,674,715.07, 2,311,484.04 and 1,021,562.39

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Solution

The fourth proportional to 1,674,715.07, 2,311,484.04 and 1,021,562.39 is: 1,409,986.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,674,715.07 : 2,311,484.04 = 1,021,562.39 : x
  2. Step 2: Convert to fraction form
    1,674,715.07/2,311,484.04 = 1,021,562.39/x
  3. Step 3: Cross multiply
    1,674,715.07x = 2,311,484.04 × 1,021,562.39
  4. Step 4: Simplify right side
    1,674,715.07x = 2,361,325,169,378.61
  5. Step 5: Solve for x
    x = 2,361,325,169,378.61/1,674,715.07
  6. Step 6: Final answer
    x = 1,409,986.22

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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.