Home / 1,265,069.50-1,897,606.08-517,115.50

Finding the Fourth Proportional to 1,265,069.50, 1,897,606.08 and 517,115.50

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Solution

The fourth proportional to 1,265,069.50, 1,897,606.08 and 517,115.50 is: 775,674.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,265,069.50 : 1,897,606.08 = 517,115.50 : x
  2. Step 2: Convert to fraction form
    1,265,069.50/1,897,606.08 = 517,115.50/x
  3. Step 3: Cross multiply
    1,265,069.50x = 1,897,606.08 × 517,115.50
  4. Step 4: Simplify right side
    1,265,069.50x = 981,281,516,862.24
  5. Step 5: Solve for x
    x = 981,281,516,862.24/1,265,069.50
  6. Step 6: Final answer
    x = 775,674.00

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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.