Home / 1,006,502.40-1,508,769.45-900,214.20

Finding the Fourth Proportional to 1,006,502.40, 1,508,769.45 and 900,214.20

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Solution

The fourth proportional to 1,006,502.40, 1,508,769.45 and 900,214.20 is: 1,349,441.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,006,502.40 : 1,508,769.45 = 900,214.20 : x
  2. Step 2: Convert to fraction form
    1,006,502.40/1,508,769.45 = 900,214.20/x
  3. Step 3: Cross multiply
    1,006,502.40x = 1,508,769.45 × 900,214.20
  4. Step 4: Simplify right side
    1,006,502.40x = 1,358,215,683,416.19
  5. Step 5: Solve for x
    x = 1,358,215,683,416.19/1,006,502.40
  6. Step 6: Final answer
    x = 1,349,441.08

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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.