Home / 1,114,193.76-1,537,622.72-630,750.16

Finding the Fourth Proportional to 1,114,193.76, 1,537,622.72 and 630,750.16

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Solution

The fourth proportional to 1,114,193.76, 1,537,622.72 and 630,750.16 is: 870,455.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,114,193.76 : 1,537,622.72 = 630,750.16 : x
  2. Step 2: Convert to fraction form
    1,114,193.76/1,537,622.72 = 630,750.16/x
  3. Step 3: Cross multiply
    1,114,193.76x = 1,537,622.72 × 630,750.16
  4. Step 4: Simplify right side
    1,114,193.76x = 969,855,776,659.64
  5. Step 5: Solve for x
    x = 969,855,776,659.64/1,114,193.76
  6. Step 6: Final answer
    x = 870,455.22

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1.5x scale

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.