Home / 1,495,564.40-2,243,346.60-863,740.10

Finding the Fourth Proportional to 1,495,564.40, 2,243,346.60 and 863,740.10

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Solution

The fourth proportional to 1,495,564.40, 2,243,346.60 and 863,740.10 is: 1,295,610.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,495,564.40 : 2,243,346.60 = 863,740.10 : x
  2. Step 2: Convert to fraction form
    1,495,564.40/2,243,346.60 = 863,740.10/x
  3. Step 3: Cross multiply
    1,495,564.40x = 2,243,346.60 × 863,740.10
  4. Step 4: Simplify right side
    1,495,564.40x = 1,937,668,416,618.66
  5. Step 5: Solve for x
    x = 1,937,668,416,618.66/1,495,564.40
  6. Step 6: Final answer
    x = 1,295,610.15

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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.