Home / 1,038,449.28-1,433,126.88-585,730.56

Finding the Fourth Proportional to 1,038,449.28, 1,433,126.88 and 585,730.56

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Solution

The fourth proportional to 1,038,449.28, 1,433,126.88 and 585,730.56 is: 808,345.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,038,449.28 : 1,433,126.88 = 585,730.56 : x
  2. Step 2: Convert to fraction form
    1,038,449.28/1,433,126.88 = 585,730.56/x
  3. Step 3: Cross multiply
    1,038,449.28x = 1,433,126.88 × 585,730.56
  4. Step 4: Simplify right side
    1,038,449.28x = 839,426,209,973.45
  5. Step 5: Solve for x
    x = 839,426,209,973.45/1,038,449.28
  6. Step 6: Final answer
    x = 808,345.89

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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.