Home / 1,464,043.62-2,020,359.36-810,607.20

Finding the Fourth Proportional to 1,464,043.62, 2,020,359.36 and 810,607.20

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Solution

The fourth proportional to 1,464,043.62, 2,020,359.36 and 810,607.20 is: 1,118,626.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,464,043.62 : 2,020,359.36 = 810,607.20 : x
  2. Step 2: Convert to fraction form
    1,464,043.62/2,020,359.36 = 810,607.20/x
  3. Step 3: Cross multiply
    1,464,043.62x = 2,020,359.36 × 810,607.20
  4. Step 4: Simplify right side
    1,464,043.62x = 1,637,717,843,803.39
  5. Step 5: Solve for x
    x = 1,637,717,843,803.39/1,464,043.62
  6. Step 6: Final answer
    x = 1,118,626.40

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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.