Home / 1,220,030.60-1,683,596.40-676,175.64

Finding the Fourth Proportional to 1,220,030.60, 1,683,596.40 and 676,175.64

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Solution

The fourth proportional to 1,220,030.60, 1,683,596.40 and 676,175.64 is: 933,096.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,220,030.60 : 1,683,596.40 = 676,175.64 : x
  2. Step 2: Convert to fraction form
    1,220,030.60/1,683,596.40 = 676,175.64/x
  3. Step 3: Cross multiply
    1,220,030.60x = 1,683,596.40 × 676,175.64
  4. Step 4: Simplify right side
    1,220,030.60x = 1,138,406,873,271.70
  5. Step 5: Solve for x
    x = 1,138,406,873,271.70/1,220,030.60
  6. Step 6: Final answer
    x = 933,096.98

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.