Home / 1,565,506.20-2,349,036.90-618,907.80

Finding the Fourth Proportional to 1,565,506.20, 2,349,036.90 and 618,907.80

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Solution

The fourth proportional to 1,565,506.20, 2,349,036.90 and 618,907.80 is: 928,669.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,565,506.20 : 2,349,036.90 = 618,907.80 : x
  2. Step 2: Convert to fraction form
    1,565,506.20/2,349,036.90 = 618,907.80/x
  3. Step 3: Cross multiply
    1,565,506.20x = 2,349,036.90 × 618,907.80
  4. Step 4: Simplify right side
    1,565,506.20x = 1,453,837,259,897.82
  5. Step 5: Solve for x
    x = 1,453,837,259,897.82/1,565,506.20
  6. Step 6: Final answer
    x = 928,669.12

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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.