Home / 1,249,916.33-1,724,879.18-698,631.29

Finding the Fourth Proportional to 1,249,916.33, 1,724,879.18 and 698,631.29

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Solution

The fourth proportional to 1,249,916.33, 1,724,879.18 and 698,631.29 is: 964,108.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,249,916.33 : 1,724,879.18 = 698,631.29 : x
  2. Step 2: Convert to fraction form
    1,249,916.33/1,724,879.18 = 698,631.29/x
  3. Step 3: Cross multiply
    1,249,916.33x = 1,724,879.18 × 698,631.29
  4. Step 4: Simplify right side
    1,249,916.33x = 1,205,054,554,499.99
  5. Step 5: Solve for x
    x = 1,205,054,554,499.99/1,249,916.33
  6. Step 6: Final answer
    x = 964,108.18

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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.