Home / 1,133,779.87-1,564,616.19-624,482.25

Finding the Fourth Proportional to 1,133,779.87, 1,564,616.19 and 624,482.25

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Solution

The fourth proportional to 1,133,779.87, 1,564,616.19 and 624,482.25 is: 861,785.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,133,779.87 : 1,564,616.19 = 624,482.25 : x
  2. Step 2: Convert to fraction form
    1,133,779.87/1,564,616.19 = 624,482.25/x
  3. Step 3: Cross multiply
    1,133,779.87x = 1,564,616.19 × 624,482.25
  4. Step 4: Simplify right side
    1,133,779.87x = 977,075,038,717.63
  5. Step 5: Solve for x
    x = 977,075,038,717.63/1,133,779.87
  6. Step 6: Final answer
    x = 861,785.49

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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.