Home / 1,533,427.02-2,116,143.59-845,123.44

Finding the Fourth Proportional to 1,533,427.02, 2,116,143.59 and 845,123.44

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Solution

The fourth proportional to 1,533,427.02, 2,116,143.59 and 845,123.44 is: 1,166,278.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,533,427.02 : 2,116,143.59 = 845,123.44 : x
  2. Step 2: Convert to fraction form
    1,533,427.02/2,116,143.59 = 845,123.44/x
  3. Step 3: Cross multiply
    1,533,427.02x = 2,116,143.59 × 845,123.44
  4. Step 4: Simplify right side
    1,533,427.02x = 1,788,402,550,314.75
  5. Step 5: Solve for x
    x = 1,788,402,550,314.75/1,533,427.02
  6. Step 6: Final answer
    x = 1,166,278.23

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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.