Home / 1,357,370.64-2,032,955.28-647,898.12

Finding the Fourth Proportional to 1,357,370.64, 2,032,955.28 and 647,898.12

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Solution

The fourth proportional to 1,357,370.64, 2,032,955.28 and 647,898.12 is: 970,367.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,357,370.64 : 2,032,955.28 = 647,898.12 : x
  2. Step 2: Convert to fraction form
    1,357,370.64/2,032,955.28 = 647,898.12/x
  3. Step 3: Cross multiply
    1,357,370.64x = 2,032,955.28 × 647,898.12
  4. Step 4: Simplify right side
    1,357,370.64x = 1,317,147,903,956.07
  5. Step 5: Solve for x
    x = 1,317,147,903,956.07/1,357,370.64
  6. Step 6: Final answer
    x = 970,367.17

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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.