Home / 1,464,026.41-2,020,355.89-819,446.43

Finding the Fourth Proportional to 1,464,026.41, 2,020,355.89 and 819,446.43

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Solution

The fourth proportional to 1,464,026.41, 2,020,355.89 and 819,446.43 is: 1,130,835.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,464,026.41 : 2,020,355.89 = 819,446.43 : x
  2. Step 2: Convert to fraction form
    1,464,026.41/2,020,355.89 = 819,446.43/x
  3. Step 3: Cross multiply
    1,464,026.41x = 2,020,355.89 × 819,446.43
  4. Step 4: Simplify right side
    1,464,026.41x = 1,655,573,421,389.97
  5. Step 5: Solve for x
    x = 1,655,573,421,389.97/1,464,026.41
  6. Step 6: Final answer
    x = 1,130,835.76

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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.