Home / 1,788,639.09-2,467,507.74-1,063,074.51

Finding the Fourth Proportional to 1,788,639.09, 2,467,507.74 and 1,063,074.51

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Solution

The fourth proportional to 1,788,639.09, 2,467,507.74 and 1,063,074.51 is: 1,466,558.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,788,639.09 : 2,467,507.74 = 1,063,074.51 : x
  2. Step 2: Convert to fraction form
    1,788,639.09/2,467,507.74 = 1,063,074.51/x
  3. Step 3: Cross multiply
    1,788,639.09x = 2,467,507.74 × 1,063,074.51
  4. Step 4: Simplify right side
    1,788,639.09x = 2,623,144,581,621.71
  5. Step 5: Solve for x
    x = 2,623,144,581,621.71/1,788,639.09
  6. Step 6: Final answer
    x = 1,466,558.90

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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.