Home / 1,151,140.04-1,725,658.14-402,777.80

Finding the Fourth Proportional to 1,151,140.04, 1,725,658.14 and 402,777.80

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Solution

The fourth proportional to 1,151,140.04, 1,725,658.14 and 402,777.80 is: 603,798.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,151,140.04 : 1,725,658.14 = 402,777.80 : x
  2. Step 2: Convert to fraction form
    1,151,140.04/1,725,658.14 = 402,777.80/x
  3. Step 3: Cross multiply
    1,151,140.04x = 1,725,658.14 × 402,777.80
  4. Step 4: Simplify right side
    1,151,140.04x = 695,056,789,181.29
  5. Step 5: Solve for x
    x = 695,056,789,181.29/1,151,140.04
  6. Step 6: Final answer
    x = 603,798.64

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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.