Home / 1,588,418.58-2,381,287.02-689,182.50

Finding the Fourth Proportional to 1,588,418.58, 2,381,287.02 and 689,182.50

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Solution

The fourth proportional to 1,588,418.58, 2,381,287.02 and 689,182.50 is: 1,033,191.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,588,418.58 : 2,381,287.02 = 689,182.50 : x
  2. Step 2: Convert to fraction form
    1,588,418.58/2,381,287.02 = 689,182.50/x
  3. Step 3: Cross multiply
    1,588,418.58x = 2,381,287.02 × 689,182.50
  4. Step 4: Simplify right side
    1,588,418.58x = 1,641,141,341,661.15
  5. Step 5: Solve for x
    x = 1,641,141,341,661.15/1,588,418.58
  6. Step 6: Final answer
    x = 1,033,191.98

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.