Home / 3,207,521.88-4,812,000.75-1,077,547.77

Finding the Fourth Proportional to 3,207,521.88, 4,812,000.75 and 1,077,547.77

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Solution

The fourth proportional to 3,207,521.88, 4,812,000.75 and 1,077,547.77 is: 1,616,562.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,207,521.88 : 4,812,000.75 = 1,077,547.77 : x
  2. Step 2: Convert to fraction form
    3,207,521.88/4,812,000.75 = 1,077,547.77/x
  3. Step 3: Cross multiply
    3,207,521.88x = 4,812,000.75 × 1,077,547.77
  4. Step 4: Simplify right side
    3,207,521.88x = 5,185,160,677,400.83
  5. Step 5: Solve for x
    x = 5,185,160,677,400.83/3,207,521.88
  6. Step 6: Final answer
    x = 1,616,562.84

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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.