Home / 1,566,160.40-2,349,240.60-768,998.90

Finding the Fourth Proportional to 1,566,160.40, 2,349,240.60 and 768,998.90

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Solution

The fourth proportional to 1,566,160.40, 2,349,240.60 and 768,998.90 is: 1,153,498.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,566,160.40 : 2,349,240.60 = 768,998.90 : x
  2. Step 2: Convert to fraction form
    1,566,160.40/2,349,240.60 = 768,998.90/x
  3. Step 3: Cross multiply
    1,566,160.40x = 2,349,240.60 × 768,998.90
  4. Step 4: Simplify right side
    1,566,160.40x = 1,806,563,437,235.34
  5. Step 5: Solve for x
    x = 1,806,563,437,235.34/1,566,160.40
  6. Step 6: Final answer
    x = 1,153,498.35

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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.