Home / 1,555,528-2,333,525.28-558,489.28

Finding the Fourth Proportional to 1,555,528, 2,333,525.28 and 558,489.28

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Solution

The fourth proportional to 1,555,528, 2,333,525.28 and 558,489.28 is: 837,817.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,555,528 : 2,333,525.28 = 558,489.28 : x
  2. Step 2: Convert to fraction form
    1,555,528/2,333,525.28 = 558,489.28/x
  3. Step 3: Cross multiply
    1,555,528x = 2,333,525.28 × 558,489.28
  4. Step 4: Simplify right side
    1,555,528x = 1,303,248,853,489.00
  5. Step 5: Solve for x
    x = 1,303,248,853,489.00/1,555,528
  6. Step 6: Final answer
    x = 837,817.68

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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.