Home / 1,458,443.81-2,012,652.51-805,070

Finding the Fourth Proportional to 1,458,443.81, 2,012,652.51 and 805,070

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Solution

The fourth proportional to 1,458,443.81, 2,012,652.51 and 805,070 is: 1,110,996.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,458,443.81 : 2,012,652.51 = 805,070 : x
  2. Step 2: Convert to fraction form
    1,458,443.81/2,012,652.51 = 805,070/x
  3. Step 3: Cross multiply
    1,458,443.81x = 2,012,652.51 × 805,070
  4. Step 4: Simplify right side
    1,458,443.81x = 1,620,326,156,225.70
  5. Step 5: Solve for x
    x = 1,620,326,156,225.70/1,458,443.81
  6. Step 6: Final answer
    x = 1,110,996.63

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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.