Home / 1,779,354.60-2,669,031.90-657,277.80

Finding the Fourth Proportional to 1,779,354.60, 2,669,031.90 and 657,277.80

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Solution

The fourth proportional to 1,779,354.60, 2,669,031.90 and 657,277.80 is: 985,916.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,779,354.60 : 2,669,031.90 = 657,277.80 : x
  2. Step 2: Convert to fraction form
    1,779,354.60/2,669,031.90 = 657,277.80/x
  3. Step 3: Cross multiply
    1,779,354.60x = 2,669,031.90 × 657,277.80
  4. Step 4: Simplify right side
    1,779,354.60x = 1,754,295,415,361.82
  5. Step 5: Solve for x
    x = 1,754,295,415,361.82/1,779,354.60
  6. Step 6: Final answer
    x = 985,916.70

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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.