Home / 1,210,950.36-1,670,985.96-745,730.34

Finding the Fourth Proportional to 1,210,950.36, 1,670,985.96 and 745,730.34

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Solution

The fourth proportional to 1,210,950.36, 1,670,985.96 and 745,730.34 is: 1,029,030.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,210,950.36 : 1,670,985.96 = 745,730.34 : x
  2. Step 2: Convert to fraction form
    1,210,950.36/1,670,985.96 = 745,730.34/x
  3. Step 3: Cross multiply
    1,210,950.36x = 1,670,985.96 × 745,730.34
  4. Step 4: Simplify right side
    1,210,950.36x = 1,246,104,928,086.03
  5. Step 5: Solve for x
    x = 1,246,104,928,086.03/1,210,950.36
  6. Step 6: Final answer
    x = 1,029,030.56

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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.