Home / 1,248,030-1,872,050.52-395,105.76

Finding the Fourth Proportional to 1,248,030, 1,872,050.52 and 395,105.76

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Solution

The fourth proportional to 1,248,030, 1,872,050.52 and 395,105.76 is: 592,660.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,248,030 : 1,872,050.52 = 395,105.76 : x
  2. Step 2: Convert to fraction form
    1,248,030/1,872,050.52 = 395,105.76/x
  3. Step 3: Cross multiply
    1,248,030x = 1,872,050.52 × 395,105.76
  4. Step 4: Simplify right side
    1,248,030x = 739,657,943,463.00
  5. Step 5: Solve for x
    x = 739,657,943,463.00/1,248,030
  6. Step 6: Final answer
    x = 592,660.39

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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.