Home / 1,187,925.58-1,639,317.18-671,671.50

Finding the Fourth Proportional to 1,187,925.58, 1,639,317.18 and 671,671.50

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Solution

The fourth proportional to 1,187,925.58, 1,639,317.18 and 671,671.50 is: 926,895.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,187,925.58 : 1,639,317.18 = 671,671.50 : x
  2. Step 2: Convert to fraction form
    1,187,925.58/1,639,317.18 = 671,671.50/x
  3. Step 3: Cross multiply
    1,187,925.58x = 1,639,317.18 × 671,671.50
  4. Step 4: Simplify right side
    1,187,925.58x = 1,101,082,629,266.37
  5. Step 5: Solve for x
    x = 1,101,082,629,266.37/1,187,925.58
  6. Step 6: Final answer
    x = 926,895.29

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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.