Home / 1,572,029.80-2,355,420.30-1,346,331.40

Finding the Fourth Proportional to 1,572,029.80, 2,355,420.30 and 1,346,331.40

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Solution

The fourth proportional to 1,572,029.80, 2,355,420.30 and 1,346,331.40 is: 2,017,249.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,572,029.80 : 2,355,420.30 = 1,346,331.40 : x
  2. Step 2: Convert to fraction form
    1,572,029.80/2,355,420.30 = 1,346,331.40/x
  3. Step 3: Cross multiply
    1,572,029.80x = 2,355,420.30 × 1,346,331.40
  4. Step 4: Simplify right side
    1,572,029.80x = 3,171,176,310,087.42
  5. Step 5: Solve for x
    x = 3,171,176,310,087.42/1,572,029.80
  6. Step 6: Final answer
    x = 2,017,249.49

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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.