Home / 1,207,776.75-1,666,731.93-698,511.93

Finding the Fourth Proportional to 1,207,776.75, 1,666,731.93 and 698,511.93

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Solution

The fourth proportional to 1,207,776.75, 1,666,731.93 and 698,511.93 is: 963,946.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,207,776.75 : 1,666,731.93 = 698,511.93 : x
  2. Step 2: Convert to fraction form
    1,207,776.75/1,666,731.93 = 698,511.93/x
  3. Step 3: Cross multiply
    1,207,776.75x = 1,666,731.93 × 698,511.93
  4. Step 4: Simplify right side
    1,207,776.75x = 1,164,232,137,216.93
  5. Step 5: Solve for x
    x = 1,164,232,137,216.93/1,207,776.75
  6. Step 6: Final answer
    x = 963,946.47

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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.