Home / 1,254,461.60-1,731,305.40-745,166

Finding the Fourth Proportional to 1,254,461.60, 1,731,305.40 and 745,166

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Solution

The fourth proportional to 1,254,461.60, 1,731,305.40 and 745,166 is: 1,028,417.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,254,461.60 : 1,731,305.40 = 745,166 : x
  2. Step 2: Convert to fraction form
    1,254,461.60/1,731,305.40 = 745,166/x
  3. Step 3: Cross multiply
    1,254,461.60x = 1,731,305.40 × 745,166
  4. Step 4: Simplify right side
    1,254,461.60x = 1,290,109,919,696.40
  5. Step 5: Solve for x
    x = 1,290,109,919,696.40/1,254,461.60
  6. Step 6: Final answer
    x = 1,028,417.23

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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.