Home / 1,495,608.40-2,243,412.60-863,784.10

Finding the Fourth Proportional to 1,495,608.40, 2,243,412.60 and 863,784.10

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Solution

The fourth proportional to 1,495,608.40, 2,243,412.60 and 863,784.10 is: 1,295,676.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,495,608.40 : 2,243,412.60 = 863,784.10 : x
  2. Step 2: Convert to fraction form
    1,495,608.40/2,243,412.60 = 863,784.10/x
  3. Step 3: Cross multiply
    1,495,608.40x = 2,243,412.60 × 863,784.10
  4. Step 4: Simplify right side
    1,495,608.40x = 1,937,824,133,619.66
  5. Step 5: Solve for x
    x = 1,937,824,133,619.66/1,495,608.40
  6. Step 6: Final answer
    x = 1,295,676.15

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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.