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Finding the Fourth Proportional to 1,392,594, 2,089,824.12 and 506,130

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Solution

The fourth proportional to 1,392,594, 2,089,824.12 and 506,130 is: 759,534.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,392,594 : 2,089,824.12 = 506,130 : x
  2. Step 2: Convert to fraction form
    1,392,594/2,089,824.12 = 506,130/x
  3. Step 3: Cross multiply
    1,392,594x = 2,089,824.12 × 506,130
  4. Step 4: Simplify right side
    1,392,594x = 1,057,722,681,855.60
  5. Step 5: Solve for x
    x = 1,057,722,681,855.60/1,392,594
  6. Step 6: Final answer
    x = 759,534.14

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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.