Home / 1,549,813.16-2,138,767.76-852,123.46

Finding the Fourth Proportional to 1,549,813.16, 2,138,767.76 and 852,123.46

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Solution

The fourth proportional to 1,549,813.16, 2,138,767.76 and 852,123.46 is: 1,175,944.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,549,813.16 : 2,138,767.76 = 852,123.46 : x
  2. Step 2: Convert to fraction form
    1,549,813.16/2,138,767.76 = 852,123.46/x
  3. Step 3: Cross multiply
    1,549,813.16x = 2,138,767.76 × 852,123.46
  4. Step 4: Simplify right side
    1,549,813.16x = 1,822,494,174,180.11
  5. Step 5: Solve for x
    x = 1,822,494,174,180.11/1,549,813.16
  6. Step 6: Final answer
    x = 1,175,944.45

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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.