Home / 1,348,505.32-1,860,991.14-775,545.16

Finding the Fourth Proportional to 1,348,505.32, 1,860,991.14 and 775,545.16

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Solution

The fourth proportional to 1,348,505.32, 1,860,991.14 and 775,545.16 is: 1,070,283.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,348,505.32 : 1,860,991.14 = 775,545.16 : x
  2. Step 2: Convert to fraction form
    1,348,505.32/1,860,991.14 = 775,545.16/x
  3. Step 3: Cross multiply
    1,348,505.32x = 1,860,991.14 × 775,545.16
  4. Step 4: Simplify right side
    1,348,505.32x = 1,443,282,671,429.88
  5. Step 5: Solve for x
    x = 1,443,282,671,429.88/1,348,505.32
  6. Step 6: Final answer
    x = 1,070,283.26

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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.