Home / 1,362,298.47-1,880,030.21-758,686.47

Finding the Fourth Proportional to 1,362,298.47, 1,880,030.21 and 758,686.47

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Solution

The fourth proportional to 1,362,298.47, 1,880,030.21 and 758,686.47 is: 1,047,019.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,362,298.47 : 1,880,030.21 = 758,686.47 : x
  2. Step 2: Convert to fraction form
    1,362,298.47/1,880,030.21 = 758,686.47/x
  3. Step 3: Cross multiply
    1,362,298.47x = 1,880,030.21 × 758,686.47
  4. Step 4: Simplify right side
    1,362,298.47x = 1,426,353,483,518.26
  5. Step 5: Solve for x
    x = 1,426,353,483,518.26/1,362,298.47
  6. Step 6: Final answer
    x = 1,047,019.81

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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.