Home / 1,259,207.10-1,888,810.65-1,064,345.40

Finding the Fourth Proportional to 1,259,207.10, 1,888,810.65 and 1,064,345.40

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Solution

The fourth proportional to 1,259,207.10, 1,888,810.65 and 1,064,345.40 is: 1,596,518.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,259,207.10 : 1,888,810.65 = 1,064,345.40 : x
  2. Step 2: Convert to fraction form
    1,259,207.10/1,888,810.65 = 1,064,345.40/x
  3. Step 3: Cross multiply
    1,259,207.10x = 1,888,810.65 × 1,064,345.40
  4. Step 4: Simplify right side
    1,259,207.10x = 2,010,346,926,798.51
  5. Step 5: Solve for x
    x = 2,010,346,926,798.51/1,259,207.10
  6. Step 6: Final answer
    x = 1,596,518.10

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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.