Home / 1,570,688.34-2,167,422.48-882,322.80

Finding the Fourth Proportional to 1,570,688.34, 2,167,422.48 and 882,322.80

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Solution

The fourth proportional to 1,570,688.34, 2,167,422.48 and 882,322.80 is: 1,217,533.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,570,688.34 : 2,167,422.48 = 882,322.80 : x
  2. Step 2: Convert to fraction form
    1,570,688.34/2,167,422.48 = 882,322.80/x
  3. Step 3: Cross multiply
    1,570,688.34x = 2,167,422.48 × 882,322.80
  4. Step 4: Simplify right side
    1,570,688.34x = 1,912,366,271,336.54
  5. Step 5: Solve for x
    x = 1,912,366,271,336.54/1,570,688.34
  6. Step 6: Final answer
    x = 1,217,533.88

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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.