Home / 1,564,075.72-2,157,922.86-875,646.34

Finding the Fourth Proportional to 1,564,075.72, 2,157,922.86 and 875,646.34

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Solution

The fourth proportional to 1,564,075.72, 2,157,922.86 and 875,646.34 is: 1,208,111.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,564,075.72 : 2,157,922.86 = 875,646.34 : x
  2. Step 2: Convert to fraction form
    1,564,075.72/2,157,922.86 = 875,646.34/x
  3. Step 3: Cross multiply
    1,564,075.72x = 2,157,922.86 × 875,646.34
  4. Step 4: Simplify right side
    1,564,075.72x = 1,889,577,254,361.33
  5. Step 5: Solve for x
    x = 1,889,577,254,361.33/1,564,075.72
  6. Step 6: Final answer
    x = 1,208,111.11

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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.