Home / 1,064,611.40-1,596,917.10-433,977.80

Finding the Fourth Proportional to 1,064,611.40, 1,596,917.10 and 433,977.80

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Solution

The fourth proportional to 1,064,611.40, 1,596,917.10 and 433,977.80 is: 650,966.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,064,611.40 : 1,596,917.10 = 433,977.80 : x
  2. Step 2: Convert to fraction form
    1,064,611.40/1,596,917.10 = 433,977.80/x
  3. Step 3: Cross multiply
    1,064,611.40x = 1,596,917.10 × 433,977.80
  4. Step 4: Simplify right side
    1,064,611.40x = 693,026,569,840.38
  5. Step 5: Solve for x
    x = 693,026,569,840.38/1,064,611.40
  6. Step 6: Final answer
    x = 650,966.70

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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.