Home / 1,036,692.65-1,555,038.98-977,643.65

Finding the Fourth Proportional to 1,036,692.65, 1,555,038.98 and 977,643.65

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Solution

The fourth proportional to 1,036,692.65, 1,555,038.98 and 977,643.65 is: 1,466,465.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,036,692.65 : 1,555,038.98 = 977,643.65 : x
  2. Step 2: Convert to fraction form
    1,036,692.65/1,555,038.98 = 977,643.65/x
  3. Step 3: Cross multiply
    1,036,692.65x = 1,555,038.98 × 977,643.65
  4. Step 4: Simplify right side
    1,036,692.65x = 1,520,273,984,299.48
  5. Step 5: Solve for x
    x = 1,520,273,984,299.48/1,036,692.65
  6. Step 6: Final answer
    x = 1,466,465.48

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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.