Home / 1,214,710.68-1,676,300.74-705,445.86

Finding the Fourth Proportional to 1,214,710.68, 1,676,300.74 and 705,445.86

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Solution

The fourth proportional to 1,214,710.68, 1,676,300.74 and 705,445.86 is: 973,515.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,214,710.68 : 1,676,300.74 = 705,445.86 : x
  2. Step 2: Convert to fraction form
    1,214,710.68/1,676,300.74 = 705,445.86/x
  3. Step 3: Cross multiply
    1,214,710.68x = 1,676,300.74 × 705,445.86
  4. Step 4: Simplify right side
    1,214,710.68x = 1,182,539,417,147.94
  5. Step 5: Solve for x
    x = 1,182,539,417,147.94/1,214,710.68
  6. Step 6: Final answer
    x = 973,515.29

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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.