Home / 1,129,590.10-1,558,852.22-613,343.72

Finding the Fourth Proportional to 1,129,590.10, 1,558,852.22 and 613,343.72

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Solution

The fourth proportional to 1,129,590.10, 1,558,852.22 and 613,343.72 is: 846,424.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,129,590.10 : 1,558,852.22 = 613,343.72 : x
  2. Step 2: Convert to fraction form
    1,129,590.10/1,558,852.22 = 613,343.72/x
  3. Step 3: Cross multiply
    1,129,590.10x = 1,558,852.22 × 613,343.72
  4. Step 4: Simplify right side
    1,129,590.10x = 956,112,219,545.06
  5. Step 5: Solve for x
    x = 956,112,219,545.06/1,129,590.10
  6. Step 6: Final answer
    x = 846,424.04

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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.