Home / 1,985,639.10-2,977,966.58-565,707.48

Finding the Fourth Proportional to 1,985,639.10, 2,977,966.58 and 565,707.48

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Solution

The fourth proportional to 1,985,639.10, 2,977,966.58 and 565,707.48 is: 848,421.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,985,639.10 : 2,977,966.58 = 565,707.48 : x
  2. Step 2: Convert to fraction form
    1,985,639.10/2,977,966.58 = 565,707.48/x
  3. Step 3: Cross multiply
    1,985,639.10x = 2,977,966.58 × 565,707.48
  4. Step 4: Simplify right side
    1,985,639.10x = 1,684,657,969,496.02
  5. Step 5: Solve for x
    x = 1,684,657,969,496.02/1,985,639.10
  6. Step 6: Final answer
    x = 848,421.03

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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.