Home / 1,114,266-1,537,705.16-630,818.64

Finding the Fourth Proportional to 1,114,266, 1,537,705.16 and 630,818.64

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Solution

The fourth proportional to 1,114,266, 1,537,705.16 and 630,818.64 is: 870,539.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,114,266 : 1,537,705.16 = 630,818.64 : x
  2. Step 2: Convert to fraction form
    1,114,266/1,537,705.16 = 630,818.64/x
  3. Step 3: Cross multiply
    1,114,266x = 1,537,705.16 × 630,818.64
  4. Step 4: Simplify right side
    1,114,266x = 970,013,077,752.18
  5. Step 5: Solve for x
    x = 970,013,077,752.18/1,114,266
  6. Step 6: Final answer
    x = 870,539.96

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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.