Home / 1,592,061.15-2,388,086.32-645,429.63

Finding the Fourth Proportional to 1,592,061.15, 2,388,086.32 and 645,429.63

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Solution

The fourth proportional to 1,592,061.15, 2,388,086.32 and 645,429.63 is: 968,142.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,592,061.15 : 2,388,086.32 = 645,429.63 : x
  2. Step 2: Convert to fraction form
    1,592,061.15/2,388,086.32 = 645,429.63/x
  3. Step 3: Cross multiply
    1,592,061.15x = 2,388,086.32 × 645,429.63
  4. Step 4: Simplify right side
    1,592,061.15x = 1,541,341,669,925.66
  5. Step 5: Solve for x
    x = 1,541,341,669,925.66/1,592,061.15
  6. Step 6: Final answer
    x = 968,142.25

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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.