Home / 1,528,244.35-2,109,024.61-839,903.65

Finding the Fourth Proportional to 1,528,244.35, 2,109,024.61 and 839,903.65

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Solution

The fourth proportional to 1,528,244.35, 2,109,024.61 and 839,903.65 is: 1,159,093.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,528,244.35 : 2,109,024.61 = 839,903.65 : x
  2. Step 2: Convert to fraction form
    1,528,244.35/2,109,024.61 = 839,903.65/x
  3. Step 3: Cross multiply
    1,528,244.35x = 2,109,024.61 × 839,903.65
  4. Step 4: Simplify right side
    1,528,244.35x = 1,771,377,460,506.51
  5. Step 5: Solve for x
    x = 1,771,377,460,506.51/1,528,244.35
  6. Step 6: Final answer
    x = 1,159,093.09

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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.