Home / 1,139,926.50-1,572,962.49-630,559.62

Finding the Fourth Proportional to 1,139,926.50, 1,572,962.49 and 630,559.62

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Solution

The fourth proportional to 1,139,926.50, 1,572,962.49 and 630,559.62 is: 870,097.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,139,926.50 : 1,572,962.49 = 630,559.62 : x
  2. Step 2: Convert to fraction form
    1,139,926.50/1,572,962.49 = 630,559.62/x
  3. Step 3: Cross multiply
    1,139,926.50x = 1,572,962.49 × 630,559.62
  4. Step 4: Simplify right side
    1,139,926.50x = 991,846,629,968.65
  5. Step 5: Solve for x
    x = 991,846,629,968.65/1,139,926.50
  6. Step 6: Final answer
    x = 870,097.00

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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.