Home / 4,724,430.10-6,519,711.81-2,578,254.10

Finding the Fourth Proportional to 4,724,430.10, 6,519,711.81 and 2,578,254.10

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Solution

The fourth proportional to 4,724,430.10, 6,519,711.81 and 2,578,254.10 is: 3,557,989.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,724,430.10 : 6,519,711.81 = 2,578,254.10 : x
  2. Step 2: Convert to fraction form
    4,724,430.10/6,519,711.81 = 2,578,254.10/x
  3. Step 3: Cross multiply
    4,724,430.10x = 6,519,711.81 × 2,578,254.10
  4. Step 4: Simplify right side
    4,724,430.10x = 16,809,473,704,950.92
  5. Step 5: Solve for x
    x = 16,809,473,704,950.92/4,724,430.10
  6. Step 6: Final answer
    x = 3,557,989.71

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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.