Home / 2,947,490.14-4,421,235.20-817,574.26

Finding the Fourth Proportional to 2,947,490.14, 4,421,235.20 and 817,574.26

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Solution

The fourth proportional to 2,947,490.14, 4,421,235.20 and 817,574.26 is: 1,226,361.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,947,490.14 : 4,421,235.20 = 817,574.26 : x
  2. Step 2: Convert to fraction form
    2,947,490.14/4,421,235.20 = 817,574.26/x
  3. Step 3: Cross multiply
    2,947,490.14x = 4,421,235.20 × 817,574.26
  4. Step 4: Simplify right side
    2,947,490.14x = 3,614,688,096,925.95
  5. Step 5: Solve for x
    x = 3,614,688,096,925.95/2,947,490.14
  6. Step 6: Final answer
    x = 1,226,361.39

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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.