Home / 1,117,352.51-1,541,981.45-633,938.03

Finding the Fourth Proportional to 1,117,352.51, 1,541,981.45 and 633,938.03

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Solution

The fourth proportional to 1,117,352.51, 1,541,981.45 and 633,938.03 is: 874,854.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,117,352.51 : 1,541,981.45 = 633,938.03 : x
  2. Step 2: Convert to fraction form
    1,117,352.51/1,541,981.45 = 633,938.03/x
  3. Step 3: Cross multiply
    1,117,352.51x = 1,541,981.45 × 633,938.03
  4. Step 4: Simplify right side
    1,117,352.51x = 977,520,679,539.85
  5. Step 5: Solve for x
    x = 977,520,679,539.85/1,117,352.51
  6. Step 6: Final answer
    x = 874,854.33

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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.