Home / 1,435,011.87-2,152,520.54-1,347,324.11

Finding the Fourth Proportional to 1,435,011.87, 2,152,520.54 and 1,347,324.11

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Solution

The fourth proportional to 1,435,011.87, 2,152,520.54 and 1,347,324.11 is: 2,020,988.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,435,011.87 : 2,152,520.54 = 1,347,324.11 : x
  2. Step 2: Convert to fraction form
    1,435,011.87/2,152,520.54 = 1,347,324.11/x
  3. Step 3: Cross multiply
    1,435,011.87x = 2,152,520.54 × 1,347,324.11
  4. Step 4: Simplify right side
    1,435,011.87x = 2,900,142,803,313.00
  5. Step 5: Solve for x
    x = 2,900,142,803,313.00/1,435,011.87
  6. Step 6: Final answer
    x = 2,020,988.72

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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.