Home / 1,562,309.04-2,155,967.06-917,787.98

Finding the Fourth Proportional to 1,562,309.04, 2,155,967.06 and 917,787.98

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Solution

The fourth proportional to 1,562,309.04, 2,155,967.06 and 917,787.98 is: 1,266,536.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,562,309.04 : 2,155,967.06 = 917,787.98 : x
  2. Step 2: Convert to fraction form
    1,562,309.04/2,155,967.06 = 917,787.98/x
  3. Step 3: Cross multiply
    1,562,309.04x = 2,155,967.06 × 917,787.98
  4. Step 4: Simplify right side
    1,562,309.04x = 1,978,720,652,943.94
  5. Step 5: Solve for x
    x = 1,978,720,652,943.94/1,562,309.04
  6. Step 6: Final answer
    x = 1,266,536.01

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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.