Home / 1,450,317.16-2,001,320.51-838,509.35

Finding the Fourth Proportional to 1,450,317.16, 2,001,320.51 and 838,509.35

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Solution

The fourth proportional to 1,450,317.16, 2,001,320.51 and 838,509.35 is: 1,157,075.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,450,317.16 : 2,001,320.51 = 838,509.35 : x
  2. Step 2: Convert to fraction form
    1,450,317.16/2,001,320.51 = 838,509.35/x
  3. Step 3: Cross multiply
    1,450,317.16x = 2,001,320.51 × 838,509.35
  4. Step 4: Simplify right side
    1,450,317.16x = 1,678,125,959,981.77
  5. Step 5: Solve for x
    x = 1,678,125,959,981.77/1,450,317.16
  6. Step 6: Final answer
    x = 1,157,075.16

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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.