Home / 1,896,178.34-2,616,708.22-1,036,729.46

Finding the Fourth Proportional to 1,896,178.34, 2,616,708.22 and 1,036,729.46

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Solution

The fourth proportional to 1,896,178.34, 2,616,708.22 and 1,036,729.46 is: 1,430,676.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,896,178.34 : 2,616,708.22 = 1,036,729.46 : x
  2. Step 2: Convert to fraction form
    1,896,178.34/2,616,708.22 = 1,036,729.46/x
  3. Step 3: Cross multiply
    1,896,178.34x = 2,616,708.22 × 1,036,729.46
  4. Step 4: Simplify right side
    1,896,178.34x = 2,712,818,499,898.16
  5. Step 5: Solve for x
    x = 2,712,818,499,898.16/1,896,178.34
  6. Step 6: Final answer
    x = 1,430,676.87

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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.