Home / 1,513,229.60-2,088,271.04-834,190.40

Finding the Fourth Proportional to 1,513,229.60, 2,088,271.04 and 834,190.40

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Solution

The fourth proportional to 1,513,229.60, 2,088,271.04 and 834,190.40 is: 1,151,190.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,513,229.60 : 2,088,271.04 = 834,190.40 : x
  2. Step 2: Convert to fraction form
    1,513,229.60/2,088,271.04 = 834,190.40/x
  3. Step 3: Cross multiply
    1,513,229.60x = 2,088,271.04 × 834,190.40
  4. Step 4: Simplify right side
    1,513,229.60x = 1,742,015,654,166.02
  5. Step 5: Solve for x
    x = 1,742,015,654,166.02/1,513,229.60
  6. Step 6: Final answer
    x = 1,151,190.58

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.