Home / 1,373,280.95-1,895,323.82-761,569.76

Finding the Fourth Proportional to 1,373,280.95, 1,895,323.82 and 761,569.76

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Solution

The fourth proportional to 1,373,280.95, 1,895,323.82 and 761,569.76 is: 1,051,075.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,373,280.95 : 1,895,323.82 = 761,569.76 : x
  2. Step 2: Convert to fraction form
    1,373,280.95/1,895,323.82 = 761,569.76/x
  3. Step 3: Cross multiply
    1,373,280.95x = 1,895,323.82 × 761,569.76
  4. Step 4: Simplify right side
    1,373,280.95x = 1,443,421,293,435.22
  5. Step 5: Solve for x
    x = 1,443,421,293,435.22/1,373,280.95
  6. Step 6: Final answer
    x = 1,051,075.02

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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.