Home / 1,294,643.52-1,786,705.32-750,774.57

Finding the Fourth Proportional to 1,294,643.52, 1,786,705.32 and 750,774.57

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Solution

The fourth proportional to 1,294,643.52, 1,786,705.32 and 750,774.57 is: 1,036,125.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,294,643.52 : 1,786,705.32 = 750,774.57 : x
  2. Step 2: Convert to fraction form
    1,294,643.52/1,786,705.32 = 750,774.57/x
  3. Step 3: Cross multiply
    1,294,643.52x = 1,786,705.32 × 750,774.57
  4. Step 4: Simplify right side
    1,294,643.52x = 1,341,412,918,339.71
  5. Step 5: Solve for x
    x = 1,341,412,918,339.71/1,294,643.52
  6. Step 6: Final answer
    x = 1,036,125.31

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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.