Home / 1,434,646.23-1,979,217.50-853,752.93

Finding the Fourth Proportional to 1,434,646.23, 1,979,217.50 and 853,752.93

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Solution

The fourth proportional to 1,434,646.23, 1,979,217.50 and 853,752.93 is: 1,177,825.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,434,646.23 : 1,979,217.50 = 853,752.93 : x
  2. Step 2: Convert to fraction form
    1,434,646.23/1,979,217.50 = 853,752.93/x
  3. Step 3: Cross multiply
    1,434,646.23x = 1,979,217.50 × 853,752.93
  4. Step 4: Simplify right side
    1,434,646.23x = 1,689,762,735,463.51
  5. Step 5: Solve for x
    x = 1,689,762,735,463.51/1,434,646.23
  6. Step 6: Final answer
    x = 1,177,825.38

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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.