Home / 970,762.80-1,457,008.20-570,903.60

Finding the Fourth Proportional to 970,762.80, 1,457,008.20 and 570,903.60

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Solution

The fourth proportional to 970,762.80, 1,457,008.20 and 570,903.60 is: 856,863.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    970,762.80 : 1,457,008.20 = 570,903.60 : x
  2. Step 2: Convert to fraction form
    970,762.80/1,457,008.20 = 570,903.60/x
  3. Step 3: Cross multiply
    970,762.80x = 1,457,008.20 × 570,903.60
  4. Step 4: Simplify right side
    970,762.80x = 831,811,226,609.52
  5. Step 5: Solve for x
    x = 831,811,226,609.52/970,762.80
  6. Step 6: Final answer
    x = 856,863.52

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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.