Home / 1,953,437.42-2,934,647.50-1,378,384.58

Finding the Fourth Proportional to 1,953,437.42, 2,934,647.50 and 1,378,384.58

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Solution

The fourth proportional to 1,953,437.42, 2,934,647.50 and 1,378,384.58 is: 2,070,746.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,953,437.42 : 2,934,647.50 = 1,378,384.58 : x
  2. Step 2: Convert to fraction form
    1,953,437.42/2,934,647.50 = 1,378,384.58/x
  3. Step 3: Cross multiply
    1,953,437.42x = 2,934,647.50 × 1,378,384.58
  4. Step 4: Simplify right side
    1,953,437.42x = 4,045,072,861,735.55
  5. Step 5: Solve for x
    x = 4,045,072,861,735.55/1,953,437.42
  6. Step 6: Final answer
    x = 2,070,746.07

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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.