Home / 1,249,930.20-1,724,898.22-698,645.17

Finding the Fourth Proportional to 1,249,930.20, 1,724,898.22 and 698,645.17

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Solution

The fourth proportional to 1,249,930.20, 1,724,898.22 and 698,645.17 is: 964,127.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,249,930.20 : 1,724,898.22 = 698,645.17 : x
  2. Step 2: Convert to fraction form
    1,249,930.20/1,724,898.22 = 698,645.17/x
  3. Step 3: Cross multiply
    1,249,930.20x = 1,724,898.22 × 698,645.17
  4. Step 4: Simplify right side
    1,249,930.20x = 1,205,091,810,144.60
  5. Step 5: Solve for x
    x = 1,205,091,810,144.60/1,249,930.20
  6. Step 6: Final answer
    x = 964,127.28

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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.