Home / 993,904.40-1,490,856.60-713,968.40

Finding the Fourth Proportional to 993,904.40, 1,490,856.60 and 713,968.40

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Solution

The fourth proportional to 993,904.40, 1,490,856.60 and 713,968.40 is: 1,070,952.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    993,904.40 : 1,490,856.60 = 713,968.40 : x
  2. Step 2: Convert to fraction form
    993,904.40/1,490,856.60 = 713,968.40/x
  3. Step 3: Cross multiply
    993,904.40x = 1,490,856.60 × 713,968.40
  4. Step 4: Simplify right side
    993,904.40x = 1,064,424,501,331.44
  5. Step 5: Solve for x
    x = 1,064,424,501,331.44/993,904.40
  6. Step 6: Final answer
    x = 1,070,952.60

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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.