Home / 1,658,505.60-2,288,710.08-933,353.10

Finding the Fourth Proportional to 1,658,505.60, 2,288,710.08 and 933,353.10

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Solution

The fourth proportional to 1,658,505.60, 2,288,710.08 and 933,353.10 is: 1,288,011.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,658,505.60 : 2,288,710.08 = 933,353.10 : x
  2. Step 2: Convert to fraction form
    1,658,505.60/2,288,710.08 = 933,353.10/x
  3. Step 3: Cross multiply
    1,658,505.60x = 2,288,710.08 × 933,353.10
  4. Step 4: Simplify right side
    1,658,505.60x = 2,136,174,648,169.25
  5. Step 5: Solve for x
    x = 2,136,174,648,169.25/1,658,505.60
  6. Step 6: Final answer
    x = 1,288,011.72

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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.