Home / 1,249,292.80-1,724,021.89-676,332.82

Finding the Fourth Proportional to 1,249,292.80, 1,724,021.89 and 676,332.82

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Solution

The fourth proportional to 1,249,292.80, 1,724,021.89 and 676,332.82 is: 933,338.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,249,292.80 : 1,724,021.89 = 676,332.82 : x
  2. Step 2: Convert to fraction form
    1,249,292.80/1,724,021.89 = 676,332.82/x
  3. Step 3: Cross multiply
    1,249,292.80x = 1,724,021.89 × 676,332.82
  4. Step 4: Simplify right side
    1,249,292.80x = 1,166,012,586,605.43
  5. Step 5: Solve for x
    x = 1,166,012,586,605.43/1,249,292.80
  6. Step 6: Final answer
    x = 933,338.11

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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.