Home / 1,554,012.23-2,331,334.77-655,457.31

Finding the Fourth Proportional to 1,554,012.23, 2,331,334.77 and 655,457.31

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Solution

The fourth proportional to 1,554,012.23, 2,331,334.77 and 655,457.31 is: 983,319.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,554,012.23 : 2,331,334.77 = 655,457.31 : x
  2. Step 2: Convert to fraction form
    1,554,012.23/2,331,334.77 = 655,457.31/x
  3. Step 3: Cross multiply
    1,554,012.23x = 2,331,334.77 × 655,457.31
  4. Step 4: Simplify right side
    1,554,012.23x = 1,528,090,417,053.67
  5. Step 5: Solve for x
    x = 1,528,090,417,053.67/1,554,012.23
  6. Step 6: Final answer
    x = 983,319.43

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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.