Home / 1,346,641.06-2,019,959.01-785,281.90

Finding the Fourth Proportional to 1,346,641.06, 2,019,959.01 and 785,281.90

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Solution

The fourth proportional to 1,346,641.06, 2,019,959.01 and 785,281.90 is: 1,177,921.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,346,641.06 : 2,019,959.01 = 785,281.90 : x
  2. Step 2: Convert to fraction form
    1,346,641.06/2,019,959.01 = 785,281.90/x
  3. Step 3: Cross multiply
    1,346,641.06x = 2,019,959.01 × 785,281.90
  4. Step 4: Simplify right side
    1,346,641.06x = 1,586,237,249,294.92
  5. Step 5: Solve for x
    x = 1,586,237,249,294.92/1,346,641.06
  6. Step 6: Final answer
    x = 1,177,921.35

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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.