Home / 1,226,613.40-1,839,920.10-553,454.80

Finding the Fourth Proportional to 1,226,613.40, 1,839,920.10 and 553,454.80

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Solution

The fourth proportional to 1,226,613.40, 1,839,920.10 and 553,454.80 is: 830,182.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,226,613.40 : 1,839,920.10 = 553,454.80 : x
  2. Step 2: Convert to fraction form
    1,226,613.40/1,839,920.10 = 553,454.80/x
  3. Step 3: Cross multiply
    1,226,613.40x = 1,839,920.10 × 553,454.80
  4. Step 4: Simplify right side
    1,226,613.40x = 1,018,312,610,961.48
  5. Step 5: Solve for x
    x = 1,018,312,610,961.48/1,226,613.40
  6. Step 6: Final answer
    x = 830,182.20

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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.