Home / 742,070.40-1,113,105.60-700,736.10

Finding the Fourth Proportional to 742,070.40, 1,113,105.60 and 700,736.10

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Solution

The fourth proportional to 742,070.40, 1,113,105.60 and 700,736.10 is: 1,051,104.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    742,070.40 : 1,113,105.60 = 700,736.10 : x
  2. Step 2: Convert to fraction form
    742,070.40/1,113,105.60 = 700,736.10/x
  3. Step 3: Cross multiply
    742,070.40x = 1,113,105.60 × 700,736.10
  4. Step 4: Simplify right side
    742,070.40x = 779,993,277,032.16
  5. Step 5: Solve for x
    x = 779,993,277,032.16/742,070.40
  6. Step 6: Final answer
    x = 1,051,104.15

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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.