Home / 1,374,935-1,897,423.26-771,335.96

Finding the Fourth Proportional to 1,374,935, 1,897,423.26 and 771,335.96

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Solution

The fourth proportional to 1,374,935, 1,897,423.26 and 771,335.96 is: 1,064,450.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,374,935 : 1,897,423.26 = 771,335.96 : x
  2. Step 2: Convert to fraction form
    1,374,935/1,897,423.26 = 771,335.96/x
  3. Step 3: Cross multiply
    1,374,935x = 1,897,423.26 × 771,335.96
  4. Step 4: Simplify right side
    1,374,935x = 1,463,550,791,778.43
  5. Step 5: Solve for x
    x = 1,463,550,791,778.43/1,374,935
  6. Step 6: Final answer
    x = 1,064,450.90

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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.