Home / 4,651,811.47-6,977,719.02-1,457,185.85

Finding the Fourth Proportional to 4,651,811.47, 6,977,719.02 and 1,457,185.85

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Solution

The fourth proportional to 4,651,811.47, 6,977,719.02 and 1,457,185.85 is: 2,185,779.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,651,811.47 : 6,977,719.02 = 1,457,185.85 : x
  2. Step 2: Convert to fraction form
    4,651,811.47/6,977,719.02 = 1,457,185.85/x
  3. Step 3: Cross multiply
    4,651,811.47x = 6,977,719.02 × 1,457,185.85
  4. Step 4: Simplify right side
    4,651,811.47x = 10,167,833,386,331.27
  5. Step 5: Solve for x
    x = 10,167,833,386,331.27/4,651,811.47
  6. Step 6: Final answer
    x = 2,185,779.34

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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.