Home / 1,182,495.80-1,773,743.70-1,091,257.40

Finding the Fourth Proportional to 1,182,495.80, 1,773,743.70 and 1,091,257.40

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Solution

The fourth proportional to 1,182,495.80, 1,773,743.70 and 1,091,257.40 is: 1,636,886.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,182,495.80 : 1,773,743.70 = 1,091,257.40 : x
  2. Step 2: Convert to fraction form
    1,182,495.80/1,773,743.70 = 1,091,257.40/x
  3. Step 3: Cross multiply
    1,182,495.80x = 1,773,743.70 × 1,091,257.40
  4. Step 4: Simplify right side
    1,182,495.80x = 1,935,610,938,328.38
  5. Step 5: Solve for x
    x = 1,935,610,938,328.38/1,182,495.80
  6. Step 6: Final answer
    x = 1,636,886.10

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.