Home / 1,075,903.48-1,609,360.53-756,032.86

Finding the Fourth Proportional to 1,075,903.48, 1,609,360.53 and 756,032.86

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Solution

The fourth proportional to 1,075,903.48, 1,609,360.53 and 756,032.86 is: 1,130,890.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,075,903.48 : 1,609,360.53 = 756,032.86 : x
  2. Step 2: Convert to fraction form
    1,075,903.48/1,609,360.53 = 756,032.86/x
  3. Step 3: Cross multiply
    1,075,903.48x = 1,609,360.53 × 756,032.86
  4. Step 4: Simplify right side
    1,075,903.48x = 1,216,729,444,267.02
  5. Step 5: Solve for x
    x = 1,216,729,444,267.02/1,075,903.48
  6. Step 6: Final answer
    x = 1,130,890.89

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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.