Home / 1,075,117.47-1,610,784.40-1,011,114.91

Finding the Fourth Proportional to 1,075,117.47, 1,610,784.40 and 1,011,114.91

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Solution

The fourth proportional to 1,075,117.47, 1,610,784.40 and 1,011,114.91 is: 1,514,893.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,075,117.47 : 1,610,784.40 = 1,011,114.91 : x
  2. Step 2: Convert to fraction form
    1,075,117.47/1,610,784.40 = 1,011,114.91/x
  3. Step 3: Cross multiply
    1,075,117.47x = 1,610,784.40 × 1,011,114.91
  4. Step 4: Simplify right side
    1,075,117.47x = 1,628,688,125,860.09
  5. Step 5: Solve for x
    x = 1,628,688,125,860.09/1,075,117.47
  6. Step 6: Final answer
    x = 1,514,893.19

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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.