Home / 1,787,669.18-2,467,032.10-971,927.72

Finding the Fourth Proportional to 1,787,669.18, 2,467,032.10 and 971,927.72

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Solution

The fourth proportional to 1,787,669.18, 2,467,032.10 and 971,927.72 is: 1,341,286.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,787,669.18 : 2,467,032.10 = 971,927.72 : x
  2. Step 2: Convert to fraction form
    1,787,669.18/2,467,032.10 = 971,927.72/x
  3. Step 3: Cross multiply
    1,787,669.18x = 2,467,032.10 × 971,927.72
  4. Step 4: Simplify right side
    1,787,669.18x = 2,397,776,884,119.81
  5. Step 5: Solve for x
    x = 2,397,776,884,119.81/1,787,669.18
  6. Step 6: Final answer
    x = 1,341,286.69

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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.