Home / 1,214,782.88-1,676,400.53-705,518.06

Finding the Fourth Proportional to 1,214,782.88, 1,676,400.53 and 705,518.06

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Solution

The fourth proportional to 1,214,782.88, 1,676,400.53 and 705,518.06 is: 973,615.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,214,782.88 : 1,676,400.53 = 705,518.06 : x
  2. Step 2: Convert to fraction form
    1,214,782.88/1,676,400.53 = 705,518.06/x
  3. Step 3: Cross multiply
    1,214,782.88x = 1,676,400.53 × 705,518.06
  4. Step 4: Simplify right side
    1,214,782.88x = 1,182,730,837,798.98
  5. Step 5: Solve for x
    x = 1,182,730,837,798.98/1,214,782.88
  6. Step 6: Final answer
    x = 973,615.01

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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.