Home / 1,020,056.84-1,406,887.62-657,539.72

Finding the Fourth Proportional to 1,020,056.84, 1,406,887.62 and 657,539.72

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Solution

The fourth proportional to 1,020,056.84, 1,406,887.62 and 657,539.72 is: 906,895.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,020,056.84 : 1,406,887.62 = 657,539.72 : x
  2. Step 2: Convert to fraction form
    1,020,056.84/1,406,887.62 = 657,539.72/x
  3. Step 3: Cross multiply
    1,020,056.84x = 1,406,887.62 × 657,539.72
  4. Step 4: Simplify right side
    1,020,056.84x = 925,084,491,726.27
  5. Step 5: Solve for x
    x = 925,084,491,726.27/1,020,056.84
  6. Step 6: Final answer
    x = 906,895.04

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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.