Home / 1,190,032-1,642,199.28-646,156.04

Finding the Fourth Proportional to 1,190,032, 1,642,199.28 and 646,156.04

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Solution

The fourth proportional to 1,190,032, 1,642,199.28 and 646,156.04 is: 891,670.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,190,032 : 1,642,199.28 = 646,156.04 : x
  2. Step 2: Convert to fraction form
    1,190,032/1,642,199.28 = 646,156.04/x
  3. Step 3: Cross multiply
    1,190,032x = 1,642,199.28 × 646,156.04
  4. Step 4: Simplify right side
    1,190,032x = 1,061,116,983,655.65
  5. Step 5: Solve for x
    x = 1,061,116,983,655.65/1,190,032
  6. Step 6: Final answer
    x = 891,670.97

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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.