Home / 1,724,404.02-2,379,678.20-999,671.87

Finding the Fourth Proportional to 1,724,404.02, 2,379,678.20 and 999,671.87

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Solution

The fourth proportional to 1,724,404.02, 2,379,678.20 and 999,671.87 is: 1,379,547.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,724,404.02 : 2,379,678.20 = 999,671.87 : x
  2. Step 2: Convert to fraction form
    1,724,404.02/2,379,678.20 = 999,671.87/x
  3. Step 3: Cross multiply
    1,724,404.02x = 2,379,678.20 × 999,671.87
  4. Step 4: Simplify right side
    1,724,404.02x = 2,378,897,339,295.48
  5. Step 5: Solve for x
    x = 2,378,897,339,295.48/1,724,404.02
  6. Step 6: Final answer
    x = 1,379,547.55

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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.