Home / 5,236,465.51-7,854,707.88-1,642,511

Finding the Fourth Proportional to 5,236,465.51, 7,854,707.88 and 1,642,511

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Solution

The fourth proportional to 5,236,465.51, 7,854,707.88 and 1,642,511 is: 2,463,769.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,236,465.51 : 7,854,707.88 = 1,642,511 : x
  2. Step 2: Convert to fraction form
    5,236,465.51/7,854,707.88 = 1,642,511/x
  3. Step 3: Cross multiply
    5,236,465.51x = 7,854,707.88 × 1,642,511
  4. Step 4: Simplify right side
    5,236,465.51x = 12,901,444,094,686.68
  5. Step 5: Solve for x
    x = 12,901,444,094,686.68/5,236,465.51
  6. Step 6: Final answer
    x = 2,463,769.52

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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.