Home / 1,528,274.70-2,108,364.93-954,318.42

Finding the Fourth Proportional to 1,528,274.70, 2,108,364.93 and 954,318.42

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Solution

The fourth proportional to 1,528,274.70, 2,108,364.93 and 954,318.42 is: 1,316,550.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,528,274.70 : 2,108,364.93 = 954,318.42 : x
  2. Step 2: Convert to fraction form
    1,528,274.70/2,108,364.93 = 954,318.42/x
  3. Step 3: Cross multiply
    1,528,274.70x = 2,108,364.93 × 954,318.42
  4. Step 4: Simplify right side
    1,528,274.70x = 2,012,051,488,781.01
  5. Step 5: Solve for x
    x = 2,012,051,488,781.01/1,528,274.70
  6. Step 6: Final answer
    x = 1,316,550.94

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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.