Home / 1,657,121.01-2,473,583.93-1,421,974.77

Finding the Fourth Proportional to 1,657,121.01, 2,473,583.93 and 1,421,974.77

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Solution

The fourth proportional to 1,657,121.01, 2,473,583.93 and 1,421,974.77 is: 2,122,581.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,657,121.01 : 2,473,583.93 = 1,421,974.77 : x
  2. Step 2: Convert to fraction form
    1,657,121.01/2,473,583.93 = 1,421,974.77/x
  3. Step 3: Cross multiply
    1,657,121.01x = 2,473,583.93 × 1,421,974.77
  4. Step 4: Simplify right side
    1,657,121.01x = 3,517,373,932,827.57
  5. Step 5: Solve for x
    x = 3,517,373,932,827.57/1,657,121.01
  6. Step 6: Final answer
    x = 2,122,581.22

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.