Home / 1,720,840.79-2,374,662.75-956,877.95

Finding the Fourth Proportional to 1,720,840.79, 2,374,662.75 and 956,877.95

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Solution

The fourth proportional to 1,720,840.79, 2,374,662.75 and 956,877.95 is: 1,320,437.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,720,840.79 : 2,374,662.75 = 956,877.95 : x
  2. Step 2: Convert to fraction form
    1,720,840.79/2,374,662.75 = 956,877.95/x
  3. Step 3: Cross multiply
    1,720,840.79x = 2,374,662.75 × 956,877.95
  4. Step 4: Simplify right side
    1,720,840.79x = 2,272,262,424,161.36
  5. Step 5: Solve for x
    x = 2,272,262,424,161.36/1,720,840.79
  6. Step 6: Final answer
    x = 1,320,437.33

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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.