Home / 1,355,059.05-2,032,586.95-408,429.66

Finding the Fourth Proportional to 1,355,059.05, 2,032,586.95 and 408,429.66

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Solution

The fourth proportional to 1,355,059.05, 2,032,586.95 and 408,429.66 is: 612,644.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,355,059.05 : 2,032,586.95 = 408,429.66 : x
  2. Step 2: Convert to fraction form
    1,355,059.05/2,032,586.95 = 408,429.66/x
  3. Step 3: Cross multiply
    1,355,059.05x = 2,032,586.95 × 408,429.66
  4. Step 4: Simplify right side
    1,355,059.05x = 830,168,796,908.94
  5. Step 5: Solve for x
    x = 830,168,796,908.94/1,355,059.05
  6. Step 6: Final answer
    x = 612,644.00

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1.5x scale

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.