Home / 1,771,703.74-2,445,030.66-997,600.78

Finding the Fourth Proportional to 1,771,703.74, 2,445,030.66 and 997,600.78

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Solution

The fourth proportional to 1,771,703.74, 2,445,030.66 and 997,600.78 is: 1,376,733.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,771,703.74 : 2,445,030.66 = 997,600.78 : x
  2. Step 2: Convert to fraction form
    1,771,703.74/2,445,030.66 = 997,600.78/x
  3. Step 3: Cross multiply
    1,771,703.74x = 2,445,030.66 × 997,600.78
  4. Step 4: Simplify right side
    1,771,703.74x = 2,439,164,493,539.92
  5. Step 5: Solve for x
    x = 2,439,164,493,539.92/1,771,703.74
  6. Step 6: Final answer
    x = 1,376,733.84

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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.