Home / 1,054,156.94-1,581,530.66-423,513.62

Finding the Fourth Proportional to 1,054,156.94, 1,581,530.66 and 423,513.62

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Solution

The fourth proportional to 1,054,156.94, 1,581,530.66 and 423,513.62 is: 635,389.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,054,156.94 : 1,581,530.66 = 423,513.62 : x
  2. Step 2: Convert to fraction form
    1,054,156.94/1,581,530.66 = 423,513.62/x
  3. Step 3: Cross multiply
    1,054,156.94x = 1,581,530.66 × 423,513.62
  4. Step 4: Simplify right side
    1,054,156.94x = 669,799,774,957.59
  5. Step 5: Solve for x
    x = 669,799,774,957.59/1,054,156.94
  6. Step 6: Final answer
    x = 635,389.05

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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.