Home / 1,045,948.34-1,569,763.15-540,657.30

Finding the Fourth Proportional to 1,045,948.34, 1,569,763.15 and 540,657.30

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Solution

The fourth proportional to 1,045,948.34, 1,569,763.15 and 540,657.30 is: 811,420.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,045,948.34 : 1,569,763.15 = 540,657.30 : x
  2. Step 2: Convert to fraction form
    1,045,948.34/1,569,763.15 = 540,657.30/x
  3. Step 3: Cross multiply
    1,045,948.34x = 1,569,763.15 × 540,657.30
  4. Step 4: Simplify right side
    1,045,948.34x = 848,703,906,318.50
  5. Step 5: Solve for x
    x = 848,703,906,318.50/1,045,948.34
  6. Step 6: Final answer
    x = 811,420.48

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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.