Home / 1,581,020.76-2,371,596.74-459,089.76

Finding the Fourth Proportional to 1,581,020.76, 2,371,596.74 and 459,089.76

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Solution

The fourth proportional to 1,581,020.76, 2,371,596.74 and 459,089.76 is: 688,653.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,581,020.76 : 2,371,596.74 = 459,089.76 : x
  2. Step 2: Convert to fraction form
    1,581,020.76/2,371,596.74 = 459,089.76/x
  3. Step 3: Cross multiply
    1,581,020.76x = 2,371,596.74 × 459,089.76
  4. Step 4: Simplify right side
    1,581,020.76x = 1,088,775,778,183.38
  5. Step 5: Solve for x
    x = 1,088,775,778,183.38/1,581,020.76
  6. Step 6: Final answer
    x = 688,653.69

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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.