Home / 1,779,573.40-2,669,814.81-517,401.02

Finding the Fourth Proportional to 1,779,573.40, 2,669,814.81 and 517,401.02

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Solution

The fourth proportional to 1,779,573.40, 2,669,814.81 and 517,401.02 is: 776,233.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,779,573.40 : 2,669,814.81 = 517,401.02 : x
  2. Step 2: Convert to fraction form
    1,779,573.40/2,669,814.81 = 517,401.02/x
  3. Step 3: Cross multiply
    1,779,573.40x = 2,669,814.81 × 517,401.02
  4. Step 4: Simplify right side
    1,779,573.40x = 1,381,364,912,579.64
  5. Step 5: Solve for x
    x = 1,381,364,912,579.64/1,779,573.40
  6. Step 6: Final answer
    x = 776,233.74

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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.