Home / 1,574,009.10-2,361,013.65-509,158.80

Finding the Fourth Proportional to 1,574,009.10, 2,361,013.65 and 509,158.80

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Solution

The fourth proportional to 1,574,009.10, 2,361,013.65 and 509,158.80 is: 763,738.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,574,009.10 : 2,361,013.65 = 509,158.80 : x
  2. Step 2: Convert to fraction form
    1,574,009.10/2,361,013.65 = 509,158.80/x
  3. Step 3: Cross multiply
    1,574,009.10x = 2,361,013.65 × 509,158.80
  4. Step 4: Simplify right side
    1,574,009.10x = 1,202,130,876,817.62
  5. Step 5: Solve for x
    x = 1,202,130,876,817.62/1,574,009.10
  6. Step 6: Final answer
    x = 763,738.20

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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.