Home / 1,533,674.15-2,116,374.05-845,308.13

Finding the Fourth Proportional to 1,533,674.15, 2,116,374.05 and 845,308.13

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Solution

The fourth proportional to 1,533,674.15, 2,116,374.05 and 845,308.13 is: 1,166,472.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,533,674.15 : 2,116,374.05 = 845,308.13 : x
  2. Step 2: Convert to fraction form
    1,533,674.15/2,116,374.05 = 845,308.13/x
  3. Step 3: Cross multiply
    1,533,674.15x = 2,116,374.05 × 845,308.13
  4. Step 4: Simplify right side
    1,533,674.15x = 1,788,988,177,362.57
  5. Step 5: Solve for x
    x = 1,788,988,177,362.57/1,533,674.15
  6. Step 6: Final answer
    x = 1,166,472.15

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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.