Home / 1,045,845.70-1,569,805.35-513,967.30

Finding the Fourth Proportional to 1,045,845.70, 1,569,805.35 and 513,967.30

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Solution

The fourth proportional to 1,045,845.70, 1,569,805.35 and 513,967.30 is: 771,460.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,045,845.70 : 1,569,805.35 = 513,967.30 : x
  2. Step 2: Convert to fraction form
    1,045,845.70/1,569,805.35 = 513,967.30/x
  3. Step 3: Cross multiply
    1,045,845.70x = 1,569,805.35 × 513,967.30
  4. Step 4: Simplify right side
    1,045,845.70x = 806,828,617,265.06
  5. Step 5: Solve for x
    x = 806,828,617,265.06/1,045,845.70
  6. Step 6: Final answer
    x = 771,460.47

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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.