Home / 1,048,680.60-1,570,688.10-862,056.60

Finding the Fourth Proportional to 1,048,680.60, 1,570,688.10 and 862,056.60

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Solution

The fourth proportional to 1,048,680.60, 1,570,688.10 and 862,056.60 is: 1,291,167.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,048,680.60 : 1,570,688.10 = 862,056.60 : x
  2. Step 2: Convert to fraction form
    1,048,680.60/1,570,688.10 = 862,056.60/x
  3. Step 3: Cross multiply
    1,048,680.60x = 1,570,688.10 × 862,056.60
  4. Step 4: Simplify right side
    1,048,680.60x = 1,354,022,043,146.46
  5. Step 5: Solve for x
    x = 1,354,022,043,146.46/1,048,680.60
  6. Step 6: Final answer
    x = 1,291,167.25

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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.