Home / 1,439,442.81-2,159,166.96-374,483.16

Finding the Fourth Proportional to 1,439,442.81, 2,159,166.96 and 374,483.16

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Solution

The fourth proportional to 1,439,442.81, 2,159,166.96 and 374,483.16 is: 561,725.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,439,442.81 : 2,159,166.96 = 374,483.16 : x
  2. Step 2: Convert to fraction form
    1,439,442.81/2,159,166.96 = 374,483.16/x
  3. Step 3: Cross multiply
    1,439,442.81x = 2,159,166.96 × 374,483.16
  4. Step 4: Simplify right side
    1,439,442.81x = 808,571,666,148.39
  5. Step 5: Solve for x
    x = 808,571,666,148.39/1,439,442.81
  6. Step 6: Final answer
    x = 561,725.45

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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.