Home / 1,438,053.32-1,984,501.14-793,479.62

Finding the Fourth Proportional to 1,438,053.32, 1,984,501.14 and 793,479.62

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Solution

The fourth proportional to 1,438,053.32, 1,984,501.14 and 793,479.62 is: 1,094,995.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,438,053.32 : 1,984,501.14 = 793,479.62 : x
  2. Step 2: Convert to fraction form
    1,438,053.32/1,984,501.14 = 793,479.62/x
  3. Step 3: Cross multiply
    1,438,053.32x = 1,984,501.14 × 793,479.62
  4. Step 4: Simplify right side
    1,438,053.32x = 1,574,661,210,456.77
  5. Step 5: Solve for x
    x = 1,574,661,210,456.77/1,438,053.32
  6. Step 6: Final answer
    x = 1,094,995.01

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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.