Home / 1,770,825.60-2,655,892.80-572,457.60

Finding the Fourth Proportional to 1,770,825.60, 2,655,892.80 and 572,457.60

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Solution

The fourth proportional to 1,770,825.60, 2,655,892.80 and 572,457.60 is: 858,574.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,770,825.60 : 2,655,892.80 = 572,457.60 : x
  2. Step 2: Convert to fraction form
    1,770,825.60/2,655,892.80 = 572,457.60/x
  3. Step 3: Cross multiply
    1,770,825.60x = 2,655,892.80 × 572,457.60
  4. Step 4: Simplify right side
    1,770,825.60x = 1,520,386,018,145.28
  5. Step 5: Solve for x
    x = 1,520,386,018,145.28/1,770,825.60
  6. Step 6: Final answer
    x = 858,574.68

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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.