Home / 1,156,070.72-1,595,923.08-869,700.08

Finding the Fourth Proportional to 1,156,070.72, 1,595,923.08 and 869,700.08

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Solution

The fourth proportional to 1,156,070.72, 1,595,923.08 and 869,700.08 is: 1,200,596.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,156,070.72 : 1,595,923.08 = 869,700.08 : x
  2. Step 2: Convert to fraction form
    1,156,070.72/1,595,923.08 = 869,700.08/x
  3. Step 3: Cross multiply
    1,156,070.72x = 1,595,923.08 × 869,700.08
  4. Step 4: Simplify right side
    1,156,070.72x = 1,387,974,430,349.85
  5. Step 5: Solve for x
    x = 1,387,974,430,349.85/1,156,070.72
  6. Step 6: Final answer
    x = 1,200,596.47

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.