Home / 1,214,779.50-1,676,395.85-705,514.68

Finding the Fourth Proportional to 1,214,779.50, 1,676,395.85 and 705,514.68

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Solution

The fourth proportional to 1,214,779.50, 1,676,395.85 and 705,514.68 is: 973,610.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,214,779.50 : 1,676,395.85 = 705,514.68 : x
  2. Step 2: Convert to fraction form
    1,214,779.50/1,676,395.85 = 705,514.68/x
  3. Step 3: Cross multiply
    1,214,779.50x = 1,676,395.85 × 705,514.68
  4. Step 4: Simplify right side
    1,214,779.50x = 1,182,721,878,138.50
  5. Step 5: Solve for x
    x = 1,182,721,878,138.50/1,214,779.50
  6. Step 6: Final answer
    x = 973,610.34

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Double scale
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1.5x scale

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.