Home / 1,560,020-2,340,030-378,068

Finding the Fourth Proportional to 1,560,020, 2,340,030 and 378,068

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Solution

The fourth proportional to 1,560,020, 2,340,030 and 378,068 is: 567,102

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,560,020 : 2,340,030 = 378,068 : x
  2. Step 2: Convert to fraction form
    1,560,020/2,340,030 = 378,068/x
  3. Step 3: Cross multiply
    1,560,020x = 2,340,030 × 378,068
  4. Step 4: Simplify right side
    1,560,020x = 884,690,462,040
  5. Step 5: Solve for x
    x = 884,690,462,040/1,560,020
  6. Step 6: Final answer
    x = 567,102

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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.