Home / 1,174,637.10-1,640,949-1,174,637.10

Finding the Fourth Proportional to 1,174,637.10, 1,640,949 and 1,174,637.10

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Solution

The fourth proportional to 1,174,637.10, 1,640,949 and 1,174,637.10 is: 1,640,949

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,174,637.10 : 1,640,949 = 1,174,637.10 : x
  2. Step 2: Convert to fraction form
    1,174,637.10/1,640,949 = 1,174,637.10/x
  3. Step 3: Cross multiply
    1,174,637.10x = 1,640,949 × 1,174,637.10
  4. Step 4: Simplify right side
    1,174,637.10x = 1,927,519,574,607.90
  5. Step 5: Solve for x
    x = 1,927,519,574,607.90/1,174,637.10
  6. Step 6: Final answer
    x = 1,640,949

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.