Home / 1,154,146-1,592,803.94-637,888.78

Finding the Fourth Proportional to 1,154,146, 1,592,803.94 and 637,888.78

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Solution

The fourth proportional to 1,154,146, 1,592,803.94 and 637,888.78 is: 880,332.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,154,146 : 1,592,803.94 = 637,888.78 : x
  2. Step 2: Convert to fraction form
    1,154,146/1,592,803.94 = 637,888.78/x
  3. Step 3: Cross multiply
    1,154,146x = 1,592,803.94 × 637,888.78
  4. Step 4: Simplify right side
    1,154,146x = 1,016,031,762,065.79
  5. Step 5: Solve for x
    x = 1,016,031,762,065.79/1,154,146
  6. Step 6: Final answer
    x = 880,332.09

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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.