Home / 1,570,421.31-2,353,595.37-705,217.37

Finding the Fourth Proportional to 1,570,421.31, 2,353,595.37 and 705,217.37

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Solution

The fourth proportional to 1,570,421.31, 2,353,595.37 and 705,217.37 is: 1,056,911.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,570,421.31 : 2,353,595.37 = 705,217.37 : x
  2. Step 2: Convert to fraction form
    1,570,421.31/2,353,595.37 = 705,217.37/x
  3. Step 3: Cross multiply
    1,570,421.31x = 2,353,595.37 × 705,217.37
  4. Step 4: Simplify right side
    1,570,421.31x = 1,659,796,331,289.02
  5. Step 5: Solve for x
    x = 1,659,796,331,289.02/1,570,421.31
  6. Step 6: Final answer
    x = 1,056,911.49

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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.