Home / 1,069,536.84-1,603,225.72-670,457.87

Finding the Fourth Proportional to 1,069,536.84, 1,603,225.72 and 670,457.87

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Solution

The fourth proportional to 1,069,536.84, 1,603,225.72 and 670,457.87 is: 1,005,010.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,069,536.84 : 1,603,225.72 = 670,457.87 : x
  2. Step 2: Convert to fraction form
    1,069,536.84/1,603,225.72 = 670,457.87/x
  3. Step 3: Cross multiply
    1,069,536.84x = 1,603,225.72 × 670,457.87
  4. Step 4: Simplify right side
    1,069,536.84x = 1,074,895,301,360.42
  5. Step 5: Solve for x
    x = 1,074,895,301,360.42/1,069,536.84
  6. Step 6: Final answer
    x = 1,005,010.08

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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.