Home / 1,038,854.00-1,430,420.94-885,548.54

Finding the Fourth Proportional to 1,038,854.00, 1,430,420.94 and 885,548.54

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Solution

The fourth proportional to 1,038,854.00, 1,430,420.94 and 885,548.54 is: 1,219,331.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,038,854.00 : 1,430,420.94 = 885,548.54 : x
  2. Step 2: Convert to fraction form
    1,038,854.00/1,430,420.94 = 885,548.54/x
  3. Step 3: Cross multiply
    1,038,854.00x = 1,430,420.94 × 885,548.54
  4. Step 4: Simplify right side
    1,038,854.00x = 1,266,707,178,578.48
  5. Step 5: Solve for x
    x = 1,266,707,178,578.48/1,038,854.00
  6. Step 6: Final answer
    x = 1,219,331.28

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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.