Home / 1,158,368.84-1,597,601.22-815,340.32

Finding the Fourth Proportional to 1,158,368.84, 1,597,601.22 and 815,340.32

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Solution

The fourth proportional to 1,158,368.84, 1,597,601.22 and 815,340.32 is: 1,124,502.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,158,368.84 : 1,597,601.22 = 815,340.32 : x
  2. Step 2: Convert to fraction form
    1,158,368.84/1,597,601.22 = 815,340.32/x
  3. Step 3: Cross multiply
    1,158,368.84x = 1,597,601.22 × 815,340.32
  4. Step 4: Simplify right side
    1,158,368.84x = 1,302,588,689,947.19
  5. Step 5: Solve for x
    x = 1,302,588,689,947.19/1,158,368.84
  6. Step 6: Final answer
    x = 1,124,502.53

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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.