Home / 1,779,431.40-2,669,147.10-1,696,487.40

Finding the Fourth Proportional to 1,779,431.40, 2,669,147.10 and 1,696,487.40

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Solution

The fourth proportional to 1,779,431.40, 2,669,147.10 and 1,696,487.40 is: 2,544,731.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,779,431.40 : 2,669,147.10 = 1,696,487.40 : x
  2. Step 2: Convert to fraction form
    1,779,431.40/2,669,147.10 = 1,696,487.40/x
  3. Step 3: Cross multiply
    1,779,431.40x = 2,669,147.10 × 1,696,487.40
  4. Step 4: Simplify right side
    1,779,431.40x = 4,528,174,423,896.54
  5. Step 5: Solve for x
    x = 4,528,174,423,896.54/1,779,431.40
  6. Step 6: Final answer
    x = 2,544,731.10

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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.