Home / 1,129,092.40-1,558,089.48-670,226.32

Finding the Fourth Proportional to 1,129,092.40, 1,558,089.48 and 670,226.32

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Solution

The fourth proportional to 1,129,092.40, 1,558,089.48 and 670,226.32 is: 924,877.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,129,092.40 : 1,558,089.48 = 670,226.32 : x
  2. Step 2: Convert to fraction form
    1,129,092.40/1,558,089.48 = 670,226.32/x
  3. Step 3: Cross multiply
    1,129,092.40x = 1,558,089.48 × 670,226.32
  4. Step 4: Simplify right side
    1,129,092.40x = 1,044,272,578,411.11
  5. Step 5: Solve for x
    x = 1,044,272,578,411.11/1,129,092.40
  6. Step 6: Final answer
    x = 924,877.87

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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.