Home / 2,590,162.80-3,885,244.20-697,095.60

Finding the Fourth Proportional to 2,590,162.80, 3,885,244.20 and 697,095.60

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Solution

The fourth proportional to 2,590,162.80, 3,885,244.20 and 697,095.60 is: 1,045,643.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,590,162.80 : 3,885,244.20 = 697,095.60 : x
  2. Step 2: Convert to fraction form
    2,590,162.80/3,885,244.20 = 697,095.60/x
  3. Step 3: Cross multiply
    2,590,162.80x = 3,885,244.20 × 697,095.60
  4. Step 4: Simplify right side
    2,590,162.80x = 2,708,386,636,745.52
  5. Step 5: Solve for x
    x = 2,708,386,636,745.52/2,590,162.80
  6. Step 6: Final answer
    x = 1,045,643.40

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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.