Home / 1,250,124.49-1,725,069.45-706,307.50

Finding the Fourth Proportional to 1,250,124.49, 1,725,069.45 and 706,307.50

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Solution

The fourth proportional to 1,250,124.49, 1,725,069.45 and 706,307.50 is: 974,646.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,250,124.49 : 1,725,069.45 = 706,307.50 : x
  2. Step 2: Convert to fraction form
    1,250,124.49/1,725,069.45 = 706,307.50/x
  3. Step 3: Cross multiply
    1,250,124.49x = 1,725,069.45 × 706,307.50
  4. Step 4: Simplify right side
    1,250,124.49x = 1,218,429,490,555.88
  5. Step 5: Solve for x
    x = 1,218,429,490,555.88/1,250,124.49
  6. Step 6: Final answer
    x = 974,646.53

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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.