Home / 1,249,694.18-1,724,578.89-676,734.98

Finding the Fourth Proportional to 1,249,694.18, 1,724,578.89 and 676,734.98

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Solution

The fourth proportional to 1,249,694.18, 1,724,578.89 and 676,734.98 is: 933,894.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,249,694.18 : 1,724,578.89 = 676,734.98 : x
  2. Step 2: Convert to fraction form
    1,249,694.18/1,724,578.89 = 676,734.98/x
  3. Step 3: Cross multiply
    1,249,694.18x = 1,724,578.89 × 676,734.98
  4. Step 4: Simplify right side
    1,249,694.18x = 1,167,082,860,632.57
  5. Step 5: Solve for x
    x = 1,167,082,860,632.57/1,249,694.18
  6. Step 6: Final answer
    x = 933,894.77

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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.