Home / 1,118,823.04-1,678,485.25-408,832.93

Finding the Fourth Proportional to 1,118,823.04, 1,678,485.25 and 408,832.93

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Solution

The fourth proportional to 1,118,823.04, 1,678,485.25 and 408,832.93 is: 613,341.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,118,823.04 : 1,678,485.25 = 408,832.93 : x
  2. Step 2: Convert to fraction form
    1,118,823.04/1,678,485.25 = 408,832.93/x
  3. Step 3: Cross multiply
    1,118,823.04x = 1,678,485.25 × 408,832.93
  4. Step 4: Simplify right side
    1,118,823.04x = 686,220,034,326.86
  5. Step 5: Solve for x
    x = 686,220,034,326.86/1,118,823.04
  6. Step 6: Final answer
    x = 613,341.00

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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.