Home / 1,412,445.02-2,118,368.64-465,590.66

Finding the Fourth Proportional to 1,412,445.02, 2,118,368.64 and 465,590.66

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Solution

The fourth proportional to 1,412,445.02, 2,118,368.64 and 465,590.66 is: 698,287.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,412,445.02 : 2,118,368.64 = 465,590.66 : x
  2. Step 2: Convert to fraction form
    1,412,445.02/2,118,368.64 = 465,590.66/x
  3. Step 3: Cross multiply
    1,412,445.02x = 2,118,368.64 × 465,590.66
  4. Step 4: Simplify right side
    1,412,445.02x = 986,292,653,220.90
  5. Step 5: Solve for x
    x = 986,292,653,220.90/1,412,445.02
  6. Step 6: Final answer
    x = 698,287.47

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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.