Home / 1,435,829.10-2,153,743.65-904,388.10

Finding the Fourth Proportional to 1,435,829.10, 2,153,743.65 and 904,388.10

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Solution

The fourth proportional to 1,435,829.10, 2,153,743.65 and 904,388.10 is: 1,356,582.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,435,829.10 : 2,153,743.65 = 904,388.10 : x
  2. Step 2: Convert to fraction form
    1,435,829.10/2,153,743.65 = 904,388.10/x
  3. Step 3: Cross multiply
    1,435,829.10x = 2,153,743.65 × 904,388.10
  4. Step 4: Simplify right side
    1,435,829.10x = 1,947,820,127,510.57
  5. Step 5: Solve for x
    x = 1,947,820,127,510.57/1,435,829.10
  6. Step 6: Final answer
    x = 1,356,582.15

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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.