Home / 991,704.10-1,490,666.55-973,041.70

Finding the Fourth Proportional to 991,704.10, 1,490,666.55 and 973,041.70

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Solution

The fourth proportional to 991,704.10, 1,490,666.55 and 973,041.70 is: 1,462,614.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    991,704.10 : 1,490,666.55 = 973,041.70 : x
  2. Step 2: Convert to fraction form
    991,704.10/1,490,666.55 = 973,041.70/x
  3. Step 3: Cross multiply
    991,704.10x = 1,490,666.55 × 973,041.70
  4. Step 4: Simplify right side
    991,704.10x = 1,450,480,713,945.14
  5. Step 5: Solve for x
    x = 1,450,480,713,945.14/991,704.10
  6. Step 6: Final answer
    x = 1,462,614.42

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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.