Home / 1,239,935.04-1,710,670.14-810,462.96

Finding the Fourth Proportional to 1,239,935.04, 1,710,670.14 and 810,462.96

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Solution

The fourth proportional to 1,239,935.04, 1,710,670.14 and 810,462.96 is: 1,118,151.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,239,935.04 : 1,710,670.14 = 810,462.96 : x
  2. Step 2: Convert to fraction form
    1,239,935.04/1,710,670.14 = 810,462.96/x
  3. Step 3: Cross multiply
    1,239,935.04x = 1,710,670.14 × 810,462.96
  4. Step 4: Simplify right side
    1,239,935.04x = 1,386,434,785,248.01
  5. Step 5: Solve for x
    x = 1,386,434,785,248.01/1,239,935.04
  6. Step 6: Final answer
    x = 1,118,151.15

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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.