Home / 3,849,637.06-5,312,434.84-2,130,720.67

Finding the Fourth Proportional to 3,849,637.06, 5,312,434.84 and 2,130,720.67

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Solution

The fourth proportional to 3,849,637.06, 5,312,434.84 and 2,130,720.67 is: 2,940,358.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,849,637.06 : 5,312,434.84 = 2,130,720.67 : x
  2. Step 2: Convert to fraction form
    3,849,637.06/5,312,434.84 = 2,130,720.67/x
  3. Step 3: Cross multiply
    3,849,637.06x = 5,312,434.84 × 2,130,720.67
  4. Step 4: Simplify right side
    3,849,637.06x = 11,319,314,721,616.14
  5. Step 5: Solve for x
    x = 11,319,314,721,616.14/3,849,637.06
  6. Step 6: Final answer
    x = 2,940,358.93

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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.