Home / 1,249,265.76-1,723,986.63-697,981.59

Finding the Fourth Proportional to 1,249,265.76, 1,723,986.63 and 697,981.59

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Solution

The fourth proportional to 1,249,265.76, 1,723,986.63 and 697,981.59 is: 963,214.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,249,265.76 : 1,723,986.63 = 697,981.59 : x
  2. Step 2: Convert to fraction form
    1,249,265.76/1,723,986.63 = 697,981.59/x
  3. Step 3: Cross multiply
    1,249,265.76x = 1,723,986.63 × 697,981.59
  4. Step 4: Simplify right side
    1,249,265.76x = 1,203,310,929,146.14
  5. Step 5: Solve for x
    x = 1,203,310,929,146.14/1,249,265.76
  6. Step 6: Final answer
    x = 963,214.53

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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.