Home / 2,183,646.48-3,013,656.37-1,312,763.11

Finding the Fourth Proportional to 2,183,646.48, 3,013,656.37 and 1,312,763.11

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Solution

The fourth proportional to 2,183,646.48, 3,013,656.37 and 1,312,763.11 is: 1,811,747.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,183,646.48 : 3,013,656.37 = 1,312,763.11 : x
  2. Step 2: Convert to fraction form
    2,183,646.48/3,013,656.37 = 1,312,763.11/x
  3. Step 3: Cross multiply
    2,183,646.48x = 3,013,656.37 × 1,312,763.11
  4. Step 4: Simplify right side
    2,183,646.48x = 3,956,216,908,752.51
  5. Step 5: Solve for x
    x = 3,956,216,908,752.51/2,183,646.48
  6. Step 6: Final answer
    x = 1,811,747.89

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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.