Home / 991,696.60-1,490,655.30-973,034.20

Finding the Fourth Proportional to 991,696.60, 1,490,655.30 and 973,034.20

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Solution

The fourth proportional to 991,696.60, 1,490,655.30 and 973,034.20 is: 1,462,603.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    991,696.60 : 1,490,655.30 = 973,034.20 : x
  2. Step 2: Convert to fraction form
    991,696.60/1,490,655.30 = 973,034.20/x
  3. Step 3: Cross multiply
    991,696.60x = 1,490,655.30 × 973,034.20
  4. Step 4: Simplify right side
    991,696.60x = 1,450,458,587,311.26
  5. Step 5: Solve for x
    x = 1,450,458,587,311.26/991,696.60
  6. Step 6: Final answer
    x = 1,462,603.17

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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.