Home / 1,301,925.94-1,796,870.62-778,602.36

Finding the Fourth Proportional to 1,301,925.94, 1,796,870.62 and 778,602.36

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Solution

The fourth proportional to 1,301,925.94, 1,796,870.62 and 778,602.36 is: 1,074,598.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,301,925.94 : 1,796,870.62 = 778,602.36 : x
  2. Step 2: Convert to fraction form
    1,301,925.94/1,796,870.62 = 778,602.36/x
  3. Step 3: Cross multiply
    1,301,925.94x = 1,796,870.62 × 778,602.36
  4. Step 4: Simplify right side
    1,301,925.94x = 1,399,047,705,346.66
  5. Step 5: Solve for x
    x = 1,399,047,705,346.66/1,301,925.94
  6. Step 6: Final answer
    x = 1,074,598.53

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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.