Home / 1,129,748.50-1,558,368.30-670,560.52

Finding the Fourth Proportional to 1,129,748.50, 1,558,368.30 and 670,560.52

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Solution

The fourth proportional to 1,129,748.50, 1,558,368.30 and 670,560.52 is: 924,967.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,129,748.50 : 1,558,368.30 = 670,560.52 : x
  2. Step 2: Convert to fraction form
    1,129,748.50/1,558,368.30 = 670,560.52/x
  3. Step 3: Cross multiply
    1,129,748.50x = 1,558,368.30 × 670,560.52
  4. Step 4: Simplify right side
    1,129,748.50x = 1,044,980,257,599.52
  5. Step 5: Solve for x
    x = 1,044,980,257,599.52/1,129,748.50
  6. Step 6: Final answer
    x = 924,967.16

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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.