Home / 1,630,823.40-2,444,266.80-831,693.60

Finding the Fourth Proportional to 1,630,823.40, 2,444,266.80 and 831,693.60

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Solution

The fourth proportional to 1,630,823.40, 2,444,266.80 and 831,693.60 is: 1,246,536.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,630,823.40 : 2,444,266.80 = 831,693.60 : x
  2. Step 2: Convert to fraction form
    1,630,823.40/2,444,266.80 = 831,693.60/x
  3. Step 3: Cross multiply
    1,630,823.40x = 2,444,266.80 × 831,693.60
  4. Step 4: Simplify right side
    1,630,823.40x = 2,032,881,054,252.48
  5. Step 5: Solve for x
    x = 2,032,881,054,252.48/1,630,823.40
  6. Step 6: Final answer
    x = 1,246,536.60

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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.