Home / 1,001,075.85-1,381,606.02-565,511.55

Finding the Fourth Proportional to 1,001,075.85, 1,381,606.02 and 565,511.55

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Solution

The fourth proportional to 1,001,075.85, 1,381,606.02 and 565,511.55 is: 780,474.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,001,075.85 : 1,381,606.02 = 565,511.55 : x
  2. Step 2: Convert to fraction form
    1,001,075.85/1,381,606.02 = 565,511.55/x
  3. Step 3: Cross multiply
    1,001,075.85x = 1,381,606.02 × 565,511.55
  4. Step 4: Simplify right side
    1,001,075.85x = 781,314,161,859.53
  5. Step 5: Solve for x
    x = 781,314,161,859.53/1,001,075.85
  6. Step 6: Final answer
    x = 780,474.49

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1.5x scale

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.