Home / 2,020,707.07-3,031,543.20-672,881.36

Finding the Fourth Proportional to 2,020,707.07, 3,031,543.20 and 672,881.36

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Solution

The fourth proportional to 2,020,707.07, 3,031,543.20 and 672,881.36 is: 1,009,482.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,020,707.07 : 3,031,543.20 = 672,881.36 : x
  2. Step 2: Convert to fraction form
    2,020,707.07/3,031,543.20 = 672,881.36/x
  3. Step 3: Cross multiply
    2,020,707.07x = 3,031,543.20 × 672,881.36
  4. Step 4: Simplify right side
    2,020,707.07x = 2,039,868,903,102.83
  5. Step 5: Solve for x
    x = 2,039,868,903,102.83/2,020,707.07
  6. Step 6: Final answer
    x = 1,009,482.74

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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.