Home / 1,461,631.20-2,017,062-817,077.60

Finding the Fourth Proportional to 1,461,631.20, 2,017,062 and 817,077.60

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Solution

The fourth proportional to 1,461,631.20, 2,017,062 and 817,077.60 is: 1,127,573.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,461,631.20 : 2,017,062 = 817,077.60 : x
  2. Step 2: Convert to fraction form
    1,461,631.20/2,017,062 = 817,077.60/x
  3. Step 3: Cross multiply
    1,461,631.20x = 2,017,062 × 817,077.60
  4. Step 4: Simplify right side
    1,461,631.20x = 1,648,096,178,011.20
  5. Step 5: Solve for x
    x = 1,648,096,178,011.20/1,461,631.20
  6. Step 6: Final answer
    x = 1,127,573.21

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1.5x scale

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.