Home / 1,997,913.60-2,996,870.40-650,203.20

Finding the Fourth Proportional to 1,997,913.60, 2,996,870.40 and 650,203.20

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Solution

The fourth proportional to 1,997,913.60, 2,996,870.40 and 650,203.20 is: 975,304.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,997,913.60 : 2,996,870.40 = 650,203.20 : x
  2. Step 2: Convert to fraction form
    1,997,913.60/2,996,870.40 = 650,203.20/x
  3. Step 3: Cross multiply
    1,997,913.60x = 2,996,870.40 × 650,203.20
  4. Step 4: Simplify right side
    1,997,913.60x = 1,948,574,724,065.28
  5. Step 5: Solve for x
    x = 1,948,574,724,065.28/1,997,913.60
  6. Step 6: Final answer
    x = 975,304.80

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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.