Home / 2,171,897.80-3,254,639.10-1,574,117.80

Finding the Fourth Proportional to 2,171,897.80, 3,254,639.10 and 1,574,117.80

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Solution

The fourth proportional to 2,171,897.80, 3,254,639.10 and 1,574,117.80 is: 2,358,851.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,171,897.80 : 3,254,639.10 = 1,574,117.80 : x
  2. Step 2: Convert to fraction form
    2,171,897.80/3,254,639.10 = 1,574,117.80/x
  3. Step 3: Cross multiply
    2,171,897.80x = 3,254,639.10 × 1,574,117.80
  4. Step 4: Simplify right side
    2,171,897.80x = 5,123,185,339,885.98
  5. Step 5: Solve for x
    x = 5,123,185,339,885.98/2,171,897.80
  6. Step 6: Final answer
    x = 2,358,851.94

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.