Home / 1,149,631.58-1,586,492.02-666,476.81

Finding the Fourth Proportional to 1,149,631.58, 1,586,492.02 and 666,476.81

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Solution

The fourth proportional to 1,149,631.58, 1,586,492.02 and 666,476.81 is: 919,738.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,149,631.58 : 1,586,492.02 = 666,476.81 : x
  2. Step 2: Convert to fraction form
    1,149,631.58/1,586,492.02 = 666,476.81/x
  3. Step 3: Cross multiply
    1,149,631.58x = 1,586,492.02 × 666,476.81
  4. Step 4: Simplify right side
    1,149,631.58x = 1,057,360,139,430.04
  5. Step 5: Solve for x
    x = 1,057,360,139,430.04/1,149,631.58
  6. Step 6: Final answer
    x = 919,738.25

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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.