Home / 1,359,619.20-2,038,132.80-506,462.40

Finding the Fourth Proportional to 1,359,619.20, 2,038,132.80 and 506,462.40

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Solution

The fourth proportional to 1,359,619.20, 2,038,132.80 and 506,462.40 is: 759,210.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,359,619.20 : 2,038,132.80 = 506,462.40 : x
  2. Step 2: Convert to fraction form
    1,359,619.20/2,038,132.80 = 506,462.40/x
  3. Step 3: Cross multiply
    1,359,619.20x = 2,038,132.80 × 506,462.40
  4. Step 4: Simplify right side
    1,359,619.20x = 1,032,237,629,406.72
  5. Step 5: Solve for x
    x = 1,032,237,629,406.72/1,359,619.20
  6. Step 6: Final answer
    x = 759,210.84

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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.