Home / 1,539,075.76-2,308,613.66-417,144.76

Finding the Fourth Proportional to 1,539,075.76, 2,308,613.66 and 417,144.76

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Solution

The fourth proportional to 1,539,075.76, 2,308,613.66 and 417,144.76 is: 625,717.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,539,075.76 : 2,308,613.66 = 417,144.76 : x
  2. Step 2: Convert to fraction form
    1,539,075.76/2,308,613.66 = 417,144.76/x
  3. Step 3: Cross multiply
    1,539,075.76x = 2,308,613.66 × 417,144.76
  4. Step 4: Simplify right side
    1,539,075.76x = 963,026,091,133.42
  5. Step 5: Solve for x
    x = 963,026,091,133.42/1,539,075.76
  6. Step 6: Final answer
    x = 625,717.15

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1.5x scale

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.