Home / 1,272,613.08-1,910,302.86-514,976.10

Finding the Fourth Proportional to 1,272,613.08, 1,910,302.86 and 514,976.10

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Solution

The fourth proportional to 1,272,613.08, 1,910,302.86 and 514,976.10 is: 773,023.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,272,613.08 : 1,910,302.86 = 514,976.10 : x
  2. Step 2: Convert to fraction form
    1,272,613.08/1,910,302.86 = 514,976.10/x
  3. Step 3: Cross multiply
    1,272,613.08x = 1,910,302.86 × 514,976.10
  4. Step 4: Simplify right side
    1,272,613.08x = 983,760,316,661.65
  5. Step 5: Solve for x
    x = 983,760,316,661.65/1,272,613.08
  6. Step 6: Final answer
    x = 773,023.89

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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.