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Finding the Fourth Proportional to 1,742,709.16, 2,404,545.58 and 1,054,363.91

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Solution

The fourth proportional to 1,742,709.16, 2,404,545.58 and 1,054,363.91 is: 1,454,784.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,742,709.16 : 2,404,545.58 = 1,054,363.91 : x
  2. Step 2: Convert to fraction form
    1,742,709.16/2,404,545.58 = 1,054,363.91/x
  3. Step 3: Cross multiply
    1,742,709.16x = 2,404,545.58 × 1,054,363.91
  4. Step 4: Simplify right side
    1,742,709.16x = 2,535,266,068,797.24
  5. Step 5: Solve for x
    x = 2,535,266,068,797.24/1,742,709.16
  6. Step 6: Final answer
    x = 1,454,784.38

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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.