Home / 1,698,409.16-2,545,682.35-887,543.38

Finding the Fourth Proportional to 1,698,409.16, 2,545,682.35 and 887,543.38

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Solution

The fourth proportional to 1,698,409.16, 2,545,682.35 and 887,543.38 is: 1,330,305.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,698,409.16 : 2,545,682.35 = 887,543.38 : x
  2. Step 2: Convert to fraction form
    1,698,409.16/2,545,682.35 = 887,543.38/x
  3. Step 3: Cross multiply
    1,698,409.16x = 2,545,682.35 × 887,543.38
  4. Step 4: Simplify right side
    1,698,409.16x = 2,259,403,508,129.40
  5. Step 5: Solve for x
    x = 2,259,403,508,129.40/1,698,409.16
  6. Step 6: Final answer
    x = 1,330,305.77

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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.