Home / 4,280,900.16-6,421,699.68-2,149,888.32

Finding the Fourth Proportional to 4,280,900.16, 6,421,699.68 and 2,149,888.32

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Solution

The fourth proportional to 4,280,900.16, 6,421,699.68 and 2,149,888.32 is: 3,225,007.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,280,900.16 : 6,421,699.68 = 2,149,888.32 : x
  2. Step 2: Convert to fraction form
    4,280,900.16/6,421,699.68 = 2,149,888.32/x
  3. Step 3: Cross multiply
    4,280,900.16x = 6,421,699.68 × 2,149,888.32
  4. Step 4: Simplify right side
    4,280,900.16x = 13,805,937,136,579.74
  5. Step 5: Solve for x
    x = 13,805,937,136,579.74/4,280,900.16
  6. Step 6: Final answer
    x = 3,225,007.97

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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.