Home / 1,953,885.66-2,928,888.87-927,417.21

Finding the Fourth Proportional to 1,953,885.66, 2,928,888.87 and 927,417.21

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Solution

The fourth proportional to 1,953,885.66, 2,928,888.87 and 927,417.21 is: 1,390,205.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,953,885.66 : 2,928,888.87 = 927,417.21 : x
  2. Step 2: Convert to fraction form
    1,953,885.66/2,928,888.87 = 927,417.21/x
  3. Step 3: Cross multiply
    1,953,885.66x = 2,928,888.87 × 927,417.21
  4. Step 4: Simplify right side
    1,953,885.66x = 2,716,301,944,215.45
  5. Step 5: Solve for x
    x = 2,716,301,944,215.45/1,953,885.66
  6. Step 6: Final answer
    x = 1,390,205.17

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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.