Home / 1,606,637.92-2,406,157.20-1,395,126.40

Finding the Fourth Proportional to 1,606,637.92, 2,406,157.20 and 1,395,126.40

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Solution

The fourth proportional to 1,606,637.92, 2,406,157.20 and 1,395,126.40 is: 2,089,390.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,606,637.92 : 2,406,157.20 = 1,395,126.40 : x
  2. Step 2: Convert to fraction form
    1,606,637.92/2,406,157.20 = 1,395,126.40/x
  3. Step 3: Cross multiply
    1,606,637.92x = 2,406,157.20 × 1,395,126.40
  4. Step 4: Simplify right side
    1,606,637.92x = 3,356,893,432,270.08
  5. Step 5: Solve for x
    x = 3,356,893,432,270.08/1,606,637.92
  6. Step 6: Final answer
    x = 2,089,390.14

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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.