Home / 1,357,071.40-2,036,384.70-516,226.60

Finding the Fourth Proportional to 1,357,071.40, 2,036,384.70 and 516,226.60

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Solution

The fourth proportional to 1,357,071.40, 2,036,384.70 and 516,226.60 is: 774,635.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,357,071.40 : 2,036,384.70 = 516,226.60 : x
  2. Step 2: Convert to fraction form
    1,357,071.40/2,036,384.70 = 516,226.60/x
  3. Step 3: Cross multiply
    1,357,071.40x = 2,036,384.70 × 516,226.60
  4. Step 4: Simplify right side
    1,357,071.40x = 1,051,235,949,973.02
  5. Step 5: Solve for x
    x = 1,051,235,949,973.02/1,357,071.40
  6. Step 6: Final answer
    x = 774,635.70

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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.