Home / 867,700.89-1,199,712.06-759,961.98

Finding the Fourth Proportional to 867,700.89, 1,199,712.06 and 759,961.98

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Solution

The fourth proportional to 867,700.89, 1,199,712.06 and 759,961.98 is: 1,050,748.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    867,700.89 : 1,199,712.06 = 759,961.98 : x
  2. Step 2: Convert to fraction form
    867,700.89/1,199,712.06 = 759,961.98/x
  3. Step 3: Cross multiply
    867,700.89x = 1,199,712.06 × 759,961.98
  4. Step 4: Simplify right side
    867,700.89x = 911,735,552,547.48
  5. Step 5: Solve for x
    x = 911,735,552,547.48/867,700.89
  6. Step 6: Final answer
    x = 1,050,748.67

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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.