Home / 1,545,137.61-2,317,232.10-1,068,428.40

Finding the Fourth Proportional to 1,545,137.61, 2,317,232.10 and 1,068,428.40

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Solution

The fourth proportional to 1,545,137.61, 2,317,232.10 and 1,068,428.40 is: 1,602,314.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,545,137.61 : 2,317,232.10 = 1,068,428.40 : x
  2. Step 2: Convert to fraction form
    1,545,137.61/2,317,232.10 = 1,068,428.40/x
  3. Step 3: Cross multiply
    1,545,137.61x = 2,317,232.10 × 1,068,428.40
  4. Step 4: Simplify right side
    1,545,137.61x = 2,475,796,585,031.64
  5. Step 5: Solve for x
    x = 2,475,796,585,031.64/1,545,137.61
  6. Step 6: Final answer
    x = 1,602,314.62

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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.