Home / 1,057,104.10-1,585,828.95-346,939.30

Finding the Fourth Proportional to 1,057,104.10, 1,585,828.95 and 346,939.30

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Solution

The fourth proportional to 1,057,104.10, 1,585,828.95 and 346,939.30 is: 520,465.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,057,104.10 : 1,585,828.95 = 346,939.30 : x
  2. Step 2: Convert to fraction form
    1,057,104.10/1,585,828.95 = 346,939.30/x
  3. Step 3: Cross multiply
    1,057,104.10x = 1,585,828.95 × 346,939.30
  4. Step 4: Simplify right side
    1,057,104.10x = 550,186,385,832.74
  5. Step 5: Solve for x
    x = 550,186,385,832.74/1,057,104.10
  6. Step 6: Final answer
    x = 520,465.66

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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.