Home / 3,211,000.48-4,431,230.48-1,760,828.32

Finding the Fourth Proportional to 3,211,000.48, 4,431,230.48 and 1,760,828.32

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Solution

The fourth proportional to 3,211,000.48, 4,431,230.48 and 1,760,828.32 is: 2,429,970.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,211,000.48 : 4,431,230.48 = 1,760,828.32 : x
  2. Step 2: Convert to fraction form
    3,211,000.48/4,431,230.48 = 1,760,828.32/x
  3. Step 3: Cross multiply
    3,211,000.48x = 4,431,230.48 × 1,760,828.32
  4. Step 4: Simplify right side
    3,211,000.48x = 7,802,636,121,631.19
  5. Step 5: Solve for x
    x = 7,802,636,121,631.19/3,211,000.48
  6. Step 6: Final answer
    x = 2,429,970.40

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1.5x scale

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.