Home / 1,366,000.40-2,048,981.40-618,045.20

Finding the Fourth Proportional to 1,366,000.40, 2,048,981.40 and 618,045.20

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Solution

The fourth proportional to 1,366,000.40, 2,048,981.40 and 618,045.20 is: 927,059.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,366,000.40 : 2,048,981.40 = 618,045.20 : x
  2. Step 2: Convert to fraction form
    1,366,000.40/2,048,981.40 = 618,045.20/x
  3. Step 3: Cross multiply
    1,366,000.40x = 2,048,981.40 × 618,045.20
  4. Step 4: Simplify right side
    1,366,000.40x = 1,266,363,119,159.28
  5. Step 5: Solve for x
    x = 1,266,363,119,159.28/1,366,000.40
  6. Step 6: Final answer
    x = 927,059.11

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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.