Home / 1,064,731-1,596,309.16-643,913.32

Finding the Fourth Proportional to 1,064,731, 1,596,309.16 and 643,913.32

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Solution

The fourth proportional to 1,064,731, 1,596,309.16 and 643,913.32 is: 965,393.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,064,731 : 1,596,309.16 = 643,913.32 : x
  2. Step 2: Convert to fraction form
    1,064,731/1,596,309.16 = 643,913.32/x
  3. Step 3: Cross multiply
    1,064,731x = 1,596,309.16 × 643,913.32
  4. Step 4: Simplify right side
    1,064,731x = 1,027,884,730,962.01
  5. Step 5: Solve for x
    x = 1,027,884,730,962.01/1,064,731
  6. Step 6: Final answer
    x = 965,393.82

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.