Home / 1,889,427-2,834,142.56-469,483.08

Finding the Fourth Proportional to 1,889,427, 2,834,142.56 and 469,483.08

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Solution

The fourth proportional to 1,889,427, 2,834,142.56 and 469,483.08 is: 704,225.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,889,427 : 2,834,142.56 = 469,483.08 : x
  2. Step 2: Convert to fraction form
    1,889,427/2,834,142.56 = 469,483.08/x
  3. Step 3: Cross multiply
    1,889,427x = 2,834,142.56 × 469,483.08
  4. Step 4: Simplify right side
    1,889,427x = 1,330,581,975,880.47
  5. Step 5: Solve for x
    x = 1,330,581,975,880.47/1,889,427
  6. Step 6: Final answer
    x = 704,225.13

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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.